Perhaps you should try some spelling variations:
hieu xanh » chieu xanh, hieu manh, hieu nganh
tranh cua » doanh cua, manh cua
dung cong » dung trong
doc hieu » toc thieu, hoc thieu, hoc hien
cong tan » cong tac, cong san, cong thanh
toan tai » doanh tai, toan ban, toan cao
toan tap » toan 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 xanh - hanh ((tranh cua) or (doanh nhan)) dung cong tan ((toan tai) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu xanh - hanh ((tranh cua) OR (doanh nhan)) dung cong tan ((toan tai) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: doc hieu xanh - hanh ((tranh cua) or (doanh nhan)) dung cong tan ((toan tai) or (toan tap))*.