Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
tinh bai » tinh bac, tinh hai, hinh bai
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
y nang » ky nang, ly nang, v nang
loc va » hoc va, luc va
tuc va » thuc va, truc va, tuc xa
tru » truc

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuoc sach y nang xa hoi. hieu ve cham ((loc va) or (tuc va)) tinh bai ca tru~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc sach y nang xa hoi. hieu ve cham ((loc va) OR (tuc va)) tinh bai ca tru.
• Adding a wildcard symbol may retrieve word variants: thuoc sach y nang xa hoi. hieu ve cham ((loc va) or (tuc va)) tinh bai ca tru*.