Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
cham hoi » cham voi, cham h'roi, pham hoai
va thanh » gia thanh, ban thanh, va tinh
hieu van » hieu va, thien van, lieu va
tu sach » thu sach, su sach, te sach
cua tuc » cua duc, cua tu, cua thuoc
tang ma » mang may, tang van
sach 7 » sach y, sach 2
cam lo » nam lo, cam ly, cam o
ma hoi » mai hoi, xa hoi, ma hoa
7 tang » 6 tang
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: tu sach 7 tang ma hoi. hieu van ((cham hoi) or (cam lo)) va thanh lai ((cua te) or (cua tuc))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach 7 tang ma hoi. hieu van ((cham hoi) OR (cam lo)) va thanh lai ((cua te) OR (cua tuc)).
• Adding a wildcard symbol may retrieve word variants: tu sach 7 tang ma hoi. hieu van ((cham hoi) or (cam lo)) va thanh lai ((cua te) or (cua tuc))*.