Perhaps you should try some spelling variations:
hung thang » cang thang, hung tran
nhung cong » dung cong, thong cong, hang cong
nang hang » nang sang, hang hang, cang thang
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
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 chu xanh - ((hung thang) or (nang hang)) va nhung cong tan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - ((hung thang) OR (nang hang)) va nhung cong tan toan cao.
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - ((hung thang) or (nang hang)) va nhung cong tan toan cao*.