Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
hoc thieu » toc thieu, hoc hien
nang cong » nang song, dang cong, bang cong
tranh va » tranh van, trang va, thanh va
trinh va » trinh van, trinh vat, trinh ve
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: hoc thieu xanh - canh ((tranh va) or (trinh va)) nang cong thanh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh ((tranh va) OR (trinh va)) nang cong thanh toan cao*.