Perhaps you should try some spelling variations:
hieu tinh » chieu tinh, lieu tinh, kieu tinh
manh hung » anh huong
chua xang » chua nang, chuc nang, chu bang
cong vang » cong lang, cong quang, cong ngang
vang tuan » van tuan, vong tuan, quang tuan
doc hieu » toc thieu, hoc thieu, hoc hien
tuan ban » tuan bang, toan ban, luan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu tinh - manh hung ((chua xang) or ((chuc OR chu) nang)) cong vang tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu tinh - manh hung ((chua xang) OR ((chuc OR chu) nang)) cong vang tuan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc hieu tinh - manh hung ((chua xang) or ((chuc OR chu) nang)) cong vang tuan ban".
• Adding a wildcard symbol may retrieve word variants: doc hieu tinh - manh hung ((chua xang) or ((chuc OR chu) nang)) cong vang tuan ban*.