这是我的代码：
data['description'] = data['description'].str.replace('\s[a-z]{1,2}\s',' ')
输入：
'josh talks in partnership with facebook is all set to host boostyourbusiness an event that brings together business pioneers and upcoming professionals on the st of july in hyderabad this day long conference cuts across genres to bring you incredible stories of gritty people who will surely be your next role models here is the speaker lineup for josh talks hyderabad prashant lingam founder bamboo house india a young entrepreneur and the brain behind india s first bamboo homes prashant will share his story of not just facing challenges but setting an example for an eco friendly living neehaari mandali burn survivor and crusader a burn survivor and a fighter facing all obstacles neehaari proves to be a role model whose story will leave you spellbound damini mahajan co founder we make scholars reshaping india s education system meet damini who continues to inspire students to pursue a career of their choice narayana peesapaty founder bakeys undertaking his venture of edible cutlery narayana peesapaty is using spoons as a trigger to create a sense of eco friendly living neelima tirumalasetti telugu film producer founder of sanghamitra arts creative production house neelima is one of the few women who produce films in the telugu industry ronald rose ias officer finding his place as one of the top ias officers ronald is currently the collector of mahbubnagar district in telangana viswanath pillutla founder t i m e institute through a large network of franchises viswanath pillutla has been at the forefront of the planning and implementation of the expansion of t i m e and t i m e kids across the country mohammed bin ishaq and aamer bin ishaq youtubers making their mark among comedy groups in the city the creators of the baigan vines release youtube videos several of which have over a lakh views in no time meghna dundi musician never professionally trained and introduced to the mic meghna followed her passion for music metal classic rock and reggae being her specialities uplifting stories and thought provoking experiences come together to take you on a roller coaster journey of ideas join us to know more visit events joshtalks com hyderabad for tickets visit bit ly joshhyderabad to join the team visit bit ly joshcrewhyderabad'
输出：
'josh talks partnership with facebook all set host boostyourbusiness event that brings together business pioneers and upcoming professionals the of july hyderabad this day long conference cuts across genres bring you incredible stories gritty people who will surely your next role models here the speaker lineup for josh talks hyderabad prashant lingam founder bamboo house india young entrepreneur and the brain behind india first bamboo homes prashant will share his story not just facing challenges but setting example for eco friendly living neehaari mandali burn survivor and crusader burn survivor and fighter facing all obstacles neehaari proves be role model whose story will leave you spellbound damini mahajan founder make scholars reshaping india education system meet damini who continues inspire students pursue career their choice narayana peesapaty founder bakeys undertaking his venture edible cutlery narayana peesapaty using spoons a trigger create sense eco friendly living neelima tirumalasetti telugu film producer founder sanghamitra arts creative production house neelima one the few women who produce films the telugu industry ronald rose ias officer finding his place one the top ias officers ronald currently the collector mahbubnagar district telangana viswanath pillutla founder i e institute through large network franchises viswanath pillutla has been the forefront the planning and implementation the expansion t m and i e kids across the country mohammed bin ishaq and aamer bin ishaq youtubers making their mark among comedy groups the city the creators the baigan vines release youtube videos several which have over lakh views no time meghna dundi musician never professionally trained and introduced the mic meghna followed her passion for music metal classic rock and reggae being her specialities uplifting stories and thought provoking experiences come together take you a roller coaster journey ideas join to know more visit events joshtalks com hyderabad for tickets visit bit joshhyderabad join the team visit bit joshcrewhyderabad'
字符串中仍然存在诸如“ a”，“ no”之类的词。
如何解决？