Perhaps you should try some spelling variations:
thanh trung » thanh tung
hanh trang » canh tranh, hanh trinh, minh trang
lieu tinh » trieu tinh, diep tinh, bien tinh
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong san, cong thanh
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap
co lieu » cot lieu, co hieu, so lieu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: co lieu tinh - ((hanh trang) or (thanh trung)) cua dung cong tan ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: co lieu tinh - ((hanh trang) OR (thanh trung)) cua dung cong tan ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: co lieu tinh - ((hanh trang) or (thanh trung)) cua dung cong tan ((toan cau) or (toan cao))*.