Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
cam luc » cam xuc, cau luc
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
va hanh » van hanh, va danh, ban hanh
ve cam » ve cham, ve cac, va cam
y nang » ky nang, ly nang, v nang
sua va » suat va, xua va

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 y nang xa hoi. hieu ve cam luc ((va hanh) OR (va thanh)) ((sua va) or (vua va)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang xa hoi. hieu ve cam luc ((va hanh) OR (va thanh)) ((sua va) OR (vua va)) triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach y nang xa hoi. hieu ve cam luc ((va hanh) OR (va thanh)) ((sua va) or (vua va)) triet".
• Adding a wildcard symbol may retrieve word variants: su sach y nang xa hoi. hieu ve cam luc ((va hanh) OR (va thanh)) ((sua va) or (vua va)) triet*.