Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
sach tham » sach nha
hieu van » hieu va, thien van, lieu va
tu triet » su triet, tu thiet, tu trien
sach ly » sach y, sach lo, sach ty
nang ma » tang ma, sang ma, nang cao
van lam » van nam
lam duc » lam duoc, pham duc, nam duoc
duc gia » quoc gia
tran tu » tran tuan, tran thuy, tran thi
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach ly) or (sach tham)) nang ma hoi. hieu van lam duc gia thanh tran tu triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ly) OR (sach tham)) nang ma hoi. hieu van lam duc gia thanh tran tu triet.
• Adding a wildcard symbol may retrieve word variants: tu ((sach ly) or (sach tham)) nang ma hoi. hieu van lam duc gia thanh tran tu triet*.