Perhaps you should try some spelling variations:
thanh lap » thanh san, phan lap, thanh hai
te sach » toc sach
lap cua » lai cua, tap cua, lam cua
sach ky » sac ky, sach y, sach ty
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
nang ma » tang ma, sang ma, nang cao
xac va » tac va, ac va, mac va
bac va » ban va, bac ha, bao va
tuc va » thuc va, truc va, tuc xa
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky nang ma hoi. hieu ve cham ((((xac va) OR (bac va))) or (tuc va)) thanh lap cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang ma hoi. hieu ve cham ((((xac va) OR (bac va))) OR (tuc va)) thanh lap cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang ma hoi. hieu ve cham ((((xac va) OR (bac va))) or (tuc va)) thanh lap cua tre*".