Perhaps you should try some spelling variations:
tieu tinh » trieu tinh, tieu trinh, lieu tinh
dung cong » dung trong
ban thanh » ban hanh, ban hang
thanh cau » thanh chau, thanh mau, nhanh cau
anh tang » anh bang, anh dang, anh nang
tang xay » dang xay, thong xay, trong xay
cong ban » cong bang, cong san, cong tan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu tinh - anh tang xay dung cong ban thanh cau~.
• Adding a wildcard symbol may retrieve word variants: theo tieu tinh - anh tang xay dung cong ban thanh cau*.