<human>:  Do people watching Coen brothers films in Guinea Bissau need subtitles?
<bot>: Yes, people watching Coen brothers films in Guinea Bissau would need subtitles. The Coen brothers direct films primarily using English. The primary languages used in Guinea Bissau are Creole, native African languages, and Portuguese. So people watching Coen brothers films in Guinea Bissau would need subtitles.