Perhaps you should try some spelling variations:
thanh lap » thanh san, phan lap, thanh hai
tang van » dang van, hoang van, trong van
hanh lam » hanh kem, hanh va, dinh lam
vu sach » vu bach, su sach, vu khach
cua tre » cua te, cuu tre, cua triet
tu cham » toc cham, thi cham
sach ty » sach y, sach tu, sach thu
va cham » va chat, va tham
van hoi » van hoa, van hoc, van hoe
ty tang » tay tang, ty xang, ty hang

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ty tang van hoi. hieu ((va cham) or (tu cham)) duc va ((hanh lam) OR (thanh lap)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ty tang van hoi. hieu ((va cham) OR (tu cham)) duc va ((hanh lam) OR (thanh lap)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ty tang van hoi. hieu ((va cham) or (tu cham)) duc va ((hanh lam) OR (thanh lap)) cua tre".
• Adding a wildcard symbol may retrieve word variants: vu sach ty tang van hoi. hieu ((va cham) or (tu cham)) duc va ((hanh lam) OR (thanh lap)) cua tre*.