Perhaps you should try some spelling variations:
luan chung » luan chinh
luan hung » lan hung, luan ung, tuan hung
chi xanh » chi anh, chi danh, chi hanh
anh tang » anh bang, anh dang, anh nang
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than cau » toan cau, phan cau, than cap
doi chi » doi khi

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 - anh tang ((luan hung) OR (luan chung)) cong tac than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi xanh - anh tang ((luan hung) OR (luan chung)) cong tac than cau".
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - anh tang ((luan hung) OR (luan chung)) cong tac than cau*.