Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
loai tren » la tren, thai tren
thu sach » tu sach, thuat sach, thuoc sach
kham xuc » kham xung, kham cuoc, cam xuc
thanh vi » hanh vi, thanh va, thanh ve
cau tren » cu tren, dau tren, ca tren
hieu va » lieu va, hieu qua
va kham » va cham, va khao, va tham
xuc van » duc van, luc van, vuc van
y danh » ky danh, ly danh, 1 danh
ky anh » ky danh, ly anh, ty anh

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ((y danh) or (ky anh)) xa hoi. hieu va kham xuc van thanh vi ((cau tren) or (loai tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ((y danh) OR (ky anh)) xa hoi. hieu va kham xuc van thanh vi ((cau tren) OR (loai tren)).
• Adding a wildcard symbol may retrieve word variants: thu sach ((y danh) or (ky anh)) xa hoi. hieu va kham xuc van thanh vi ((cau tren) or (loai tren))*.