A new Bollywood tuner, “Wah! Wah! Girls,” and a stage adaptation of Jung Chang’s autobiography “Wild Swans” are part of World Stages London, a May festival of eight international theatrical collaborations.Leading London legit addresses Battersea Arts Center, the Bush, Lyric Hammersmith, Royal Court, Sadler’s Wells, Somerset House, Theater Royal Stratford East and the Young Vic will team up with 12 co-producers including Boston’s American Repertory Theater and other houses from across Europe. Playwright Tanika Gupta’s “Wah! Wah! Girls,” is a co-production from Sadler’s Wells, Theater Royal Stratford East and Kneehigh. Set in London’s East End, turner helmed by Kneehigh’s Emma Rice is inspired by the world of India’s historic dancers and courtesans. It runs May 24-June 23 at the Peacock theater. “Wild Swans,” an account of China in the 20th century, is helmed by Sacha Wares. It runs April 13-May 13 at the Young Vic. in a collaboration with A.R.T. and the U.K.’s Actors Touring Company.Other productions include the world premiere of “Three Kingdoms,” a drama about the European vice trade by Brit playwright Simon Stephens (May 3-19) and a new musical version of Can Themba’s South African fable “The Suit” (May 21-June 16) helmed by Peter Brook.