Perhaps you should try some spelling variations:
phap thuc » phap thu, phap hoc, phap tu
cham truc » cau truc, nham thuc, pham thuc
sach thu » sach thue, sach thieu, sach tham
thu bang » thu ban, thu hang, chu bang
va thanh » gia thanh, ban thanh, va tinh
thanh vi » hanh vi, thanh va, thanh ve
so sach » so sanh, bo sach, co sach
bang xa » lang xa, bang va, mang xa
hieu ve » hieu va, hieu van
vi cua » vai cua, di cua
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 sach thu bang xa hoi. hieu ve ((cham truc) or (phap thuc)) va thanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach thu bang xa hoi. hieu ve ((cham truc) OR (phap thuc)) va thanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: so sach thu bang xa hoi. hieu ve ((cham truc) or (phap thuc)) va thanh vi cua te*.