Perhaps you should try some spelling variations:
nhanh mang » nhanh lang, hanh mang, nhanh quang
hanh tang » hanh trang, anh tang, hanh mang
dung cong » dung trong
theo chu » theo chieu, cho chu, chao chu
chu tinh » chau tinh, chua tinh, cuu tinh
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu tinh - ((hanh tang) or (nhanh mang)) xay dung cong tan ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu tinh - ((hanh tang) OR (nhanh mang)) xay dung cong tan ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: theo chu tinh - ((hanh tang) or (nhanh mang)) xay dung cong tan ((toan cau) or (toan tap))*.