Perhaps you should try some spelling variations:
hanh tung » thanh tung, manh tung, hanh dung
luan nang » van nang, luan san
theo cuu » theo chu, khao cuu, thao cua
anh tang » anh bang, anh dang, anh nang
cong san » cong tac
san than » sang than, san thanh, ban than
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo cuu tinh - ((hanh tung) or (anh tang)) ((luan nang) or (luan van)) cong san than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo cuu tinh - ((hanh tung) OR (anh tang)) ((luan nang) OR (luan van)) cong san than cau.
• Adding a wildcard symbol may retrieve word variants: theo cuu tinh - ((hanh tung) or (anh tang)) ((luan nang) or (luan van)) cong san than cau*.