Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
theo chua » theo chu, ho chua, cheo cua
chua xang » chua nang, chuc nang, chu bang
mang cua » manh cua, ban cua, cong cua
dung cua » dung luan, dung cho
cong tan » cong tac, cong san, cong ty
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 chua xang - hanh ((mang cua) or (dung cua)) nhung ((cong tan) or (cong thanh)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chua xang - hanh ((mang cua) OR (dung cua)) nhung ((cong tan) OR (cong thanh)) toan cao.
• Adding a wildcard symbol may retrieve word variants: theo chua xang - hanh ((mang cua) or (dung cua)) nhung ((cong tan) or (cong thanh)) toan cao*.