Bongo Grammar and Dictionary translation workshop started in Tonj South County of Warrap State on Tuesday.
Bongo Literacy Officer Daniel Rabbi Moi said a charity organization working for South Sudan and Sudan supported him to improve Bongo Language standard, Don Bosco Radio reported.
He expressed happiness that after the workshop Bongo communities would have a grammar book and a dictionary that contains one thousand words.
The officer said after the training Bongo would also have a website to find a word from the Dictionary and Grammar.
Mr Rabbi urged Bongo community members to teach their children their language.