Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
cham tuc » nham thuc, pham thuc, tham thuc
va thanh » gia thanh, ban thanh, va tinh
dua tren » dung tren
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
hieu vu » hieu va, hieu ve, hieu su
vu cham » va cham, vu kham, tu cham
cuu tre » cua tre, cau tren, cau treo
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: su sach ty nang xa hoi. hieu vu cham tuc va thanh lai ((dua tren) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty nang xa hoi. hieu vu cham tuc va thanh lai ((dua tren) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: su sach ty nang xa hoi. hieu vu cham tuc va thanh lai ((dua tren) or (cuu tre))*.