Perhaps you should try some spelling variations:
thanh ven » thanh vien, thanh van, thanh nien
hoc sach » hoc sinh, hoc cac, hoc anh
cham duc » pham duc, cham soc, pham duy
thanh ve » hanh ve, thanh va, thanh vien
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
va cham » va chat, va tham
sach o » sach lo, sac o, sach y
o lang » hoa lang, hoi lang
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: hoc sach o lang xa hoi. hieu va cham duc va ((thanh ve) or (thanh ven)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sach o lang xa hoi. hieu va cham duc va ((thanh ve) OR (thanh ven)) cua te.
• Adding a wildcard symbol may retrieve word variants: hoc sach o lang xa hoi. hieu va cham duc va ((thanh ve) or (thanh ven)) cua te*.