Perhaps you should try some spelling variations:
lam duoc » nam duoc, luat duoc, lam thuoc
hanh vai » hanh vi, hanh va, hanh tai
hieu van » hieu va, thien van, lieu va
su sach » so sach
lam loc » lam ngoc
vai cua » dai cua, hai cua, lai cua
va hanh » van hanh, va thanh, va danh
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
vu sach » vu bach, vu khach
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: ((su sach) or (vu sach)) ky lang xa hoi. hieu van ((lam loc) OR (lam duoc)) va hanh vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu sach)) ky lang xa hoi. hieu van ((lam loc) OR (lam duoc)) va hanh vai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) or (vu sach)) ky lang xa hoi. hieu van ((lam loc) OR (lam duoc)) va hanh vai cua te".
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (vu sach)) ky lang xa hoi. hieu van ((lam loc) OR (lam duoc)) va hanh vai cua te*.