Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chi xanh » chi anh, chi danh, chi hanh
mang cua » manh cua, dung cua, cong cua
cong tac » cong ty
tac tran » tan tran, tac trai, tac tren
tran cao » toan cao, tran chau, trang cho
doi chi » doi khi
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: doi chi xanh - hanh ((mang cua) or (ban cua)) thong cong tac tran cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - hanh ((mang cua) OR (ban cua)) thong cong tac tran cao.
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - hanh ((mang cua) or (ban cua)) thong cong tac tran cao*.