Perhaps you should try some spelling variations:
pham chuc » pham duc, pham huu, kham chua
danh lai » danh sai, gianh lai, dinh lam
sanh thu » sach thu, san thu, doanh thu
so sanh » do sanh
hieu va » lieu va, hieu qua
va danh » va dinh, va dan, va hanh
chuc va » thuc va, thuc vat
chau su » chau au, achat su, chau phu
hieu ve » hieu van
tang ma » mang may, tang van

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sanh thu ((nang cao) or (tang ma)) hoi. ((hieu ve) or (hieu va)) pham chuc va danh lai chau su~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh thu ((nang cao) OR (tang ma)) hoi. ((hieu ve) OR (hieu va)) pham chuc va danh lai chau su.
• Adding a wildcard symbol may retrieve word variants: so sanh thu ((nang cao) or (tang ma)) hoi. ((hieu ve) or (hieu va)) pham chuc va danh lai chau su*.