Perhaps you should try some spelling variations:
cong phap » chong phap, cong phan, cong pham
phap toan » phap hoan, phap luan, phap phan
theo chu » theo chieu, cho chu, chao chu
cho thue » choi thuc, cuc thue, cho he
toan cau » toan cao, toan ban, toan tap
va hang » van hang, va lang, va hanh
va nang » van nang, da nang, cam nang

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) or (cho thue)) xanh - canh tranh ((va hang) or (va nang)) cong phap toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chu) OR (cho thue)) xanh - canh tranh ((va hang) OR (va nang)) cong phap toan cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chu) or (cho thue)) xanh - canh tranh ((va hang) or (va nang)) cong phap toan cau*.