Perhaps you should try some spelling variations:
thanh dat » thanh san, thanh hai, thanh van
hieu van » hieu va, thien van, lieu va
va thanh » gia thanh, ban thanh, va tinh
te sach » toc sach
so sach » so sanh, bo sach, co sach
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
van cam » van nam, van lam, van cau
cam tuc » cam xuc, cam tu, nam thuc
tuc va » thuc va, truc va, tuc xa

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) or (tu cac))) or (so sach)) ky lang xa hoi. hieu van cam tuc va thanh dat cau thi~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((te sach) OR (tu cac))) OR (so sach)) ky lang xa hoi. hieu van cam tuc va thanh dat cau thi.
• Adding a wildcard symbol may retrieve word variants: ((((te sach) or (tu cac))) or (so sach)) ky lang xa hoi. hieu van cam tuc va thanh dat cau thi*.