Perhaps you should try some spelling variations:
pham chuc » pham duc, pham huu, kham chua
thanh lai » thanh hai, thanh lap, thanh loi
thi nang » thi cong, ki nang, thi hanh
hieu van » hieu va, thien van, lieu va
van pham » san pham, van phan, van phat
va thanh » gia thanh, ban thanh, va tinh
nang ma » tang ma, sang ma, nang cao
chuc va » thuc va, thuc vat
lai cua » dai cua, hai cua, lai chau
ma hoi » mai hoi, xa hoi, ma hoa
cua te » cua tu

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) or (do sanh)) thi nang ma hoi. hieu van pham chuc va thanh lai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sanh) OR (do sanh)) thi nang ma hoi. hieu van pham chuc va thanh lai cua te.
• Adding a wildcard symbol may retrieve word variants: ((so sanh) or (do sanh)) thi nang ma hoi. hieu van pham chuc va thanh lai cua te*.