Perhaps you should try some spelling variations:
hanh tran » hanh trang, thanh tran, thanh trang
hanh tram » hanh trang, thanh tran, thanh tra
dung cong » dung trong
tan thanh » tran thanh, tang thanh, toan thanh
thanh cau » thanh chau, thanh mau, nhanh cau
25 trieu » 30 trieu
hanh tam » thanh tam, nhanh tam, hanh lam
cong tan » cong tac, cong san, cong thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: 25 trieu tinh - ((hanh tran) or (((hanh tram) OR (hanh tam)))) xay dung cong tan thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: 25 trieu tinh - ((hanh tran) OR (((hanh tram) OR (hanh tam)))) xay dung cong tan thanh cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "25 trieu tinh - ((hanh tran) or (((hanh tram) OR (hanh tam)))) xay dung cong tan thanh cau".
• Adding a wildcard symbol may retrieve word variants: 25 trieu tinh - ((hanh tran) or (((hanh tram) OR (hanh tam)))) xay dung cong tan thanh cau*.