Perhaps you should try some spelling variations:
thanh lap » thanh san, phan lap, thanh hai
thanh lai » thanh hai, thanh loi, thanh tai
cau theo » cau thi, cau tao
hieu ve » hieu va, hieu van
cam tuc » cam xuc, cam tu, nam thuc
sach ty » sach y, sach tu, sach thu
nang ma » tang ma, sang ma, nang cao
ty nang » ky nang, ty xang, ty hang
cua tre » cua te, cuu tre, cua triet
te sach » toc sach
ma hoi » mai hoi, xa hoi, ma hoa
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: te sach ty nang ma hoi. hieu ve cam tuc xa ((thanh lai) or (thanh lap)) ((cua tre) or (cau theo))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang ma hoi. hieu ve cam tuc xa ((thanh lai) OR (thanh lap)) ((cua tre) OR (cau theo)).
• Adding a wildcard symbol may retrieve word variants: te sach ty nang ma hoi. hieu ve cam tuc xa ((thanh lai) or (thanh lap)) ((cua tre) or (cau theo))*.