Perhaps you should try some spelling variations:
nhanh mang » nhanh lang, hanh mang, nhanh quang
luan chung » luan chinh
theo lieu » theo tieu, theo chieu, theo yeu
lieu tinh » trieu tinh, diep tinh, bien tinh
mang luan » tang luan, hang luan, bang luan
cong tac » cong ty
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo lieu tinh - nhanh mang luan chung ((cong san) or (cong tac)) ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo lieu tinh - nhanh mang luan chung ((cong san) OR (cong tac)) ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo lieu tinh - nhanh mang luan chung ((cong san) or (cong tac)) ((toan cau) or (toan cao))*.