Perhaps you should try some spelling variations:
hieu xanh » chieu xanh, hieu manh, hieu nganh
tan trang » tan tran, ta trang, ban trang
trang cho » trong cho, trang o, sang cho
doc hieu » toc thieu, hoc thieu, hoc hien
manh cua » doanh cua
cong tan » cong tac, cong san, cong thanh
ban cua » ban quan

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 ((manh cua) or (ban cua)) trong cong tan trang cho~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu xanh - hanh ((manh cua) OR (ban cua)) trong cong tan trang cho.
• Adding a wildcard symbol may retrieve word variants: doc hieu xanh - hanh ((manh cua) or (ban cua)) trong cong tan trang cho*.