Perhaps you should try some spelling variations:
thanh lap » thanh san, phan lap, thanh hai
thanh lai » thanh hai, thanh loi, thanh tai
nang doc » nang luc
su sach » so sach, vu sach
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu va, hieu van
sach ty » sach y, sach tu, sach thu
doc loi » duc loi
ty nang » ky nang, ty xang, ty hang
tuc va » thuc va, truc va, tuc xa
xuc va » duc va, luc va, xac va
ve cam » ve cham, ve cac, va cam

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 ty nang doc loi. hieu ve cam ((xuc va) or (tuc va)) ((thanh lai) OR (thanh lap)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty nang doc loi. hieu ve cam ((xuc va) OR (tuc va)) ((thanh lai) OR (thanh lap)) cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ty nang doc loi. hieu ve cam ((xuc va) or (tuc va)) ((thanh lai) OR (thanh lap)) cua tre*".