Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
chuc danh » chuc nganh, thuc hanh, chuc nang
chua nang » chuc nang, chua xang, kha nang
hang cong » dang cong, hang nong, bang cong
manh cua » doanh cua, ban cua
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chuc danh) or (chua nang)) - hanh ((manh cua) or (trung tuan)) hang cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chuc danh) OR (chua nang)) - hanh ((manh cua) OR (trung tuan)) hang cong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chuc danh) or (chua nang)) - hanh ((manh cua) or (trung tuan)) hang cong dan toan cau*.