Perhaps you should try some spelling variations:
pham chuc » pham duc, pham huu, kham chua
thu tang » thu trang, thu thang, thu hang
van hanh » van thanh, ban hanh, van anh
sach thu » sach thue, sach thieu, sach tham
so sach » so sanh, bo sach, co sach
va hanh » va thanh, va danh, ban hanh
tang ma » mang may, tang van
vai cua » dai cua, hai cua, lai cua
phap mo » nhap mon
hieu v » hieu va, hieu ve, hieu 2
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 sach thu tang ma hoi. hieu v ((pham chuc) or (phap mo)) ((va hanh) OR (van hanh)) vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach thu tang ma hoi. hieu v ((pham chuc) OR (phap mo)) ((va hanh) OR (van hanh)) vai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach thu tang ma hoi. hieu v ((pham chuc) or (phap mo)) ((va hanh) OR (van hanh)) vai cua te".
• Adding a wildcard symbol may retrieve word variants: so sach thu tang ma hoi. hieu v ((pham chuc) or (phap mo)) ((va hanh) OR (van hanh)) vai cua te*.