Perhaps you should try some spelling variations:
thanh van » thanh san, thanh toan, thanh phan
cua triet » cua viet, su triet, va triet
thanh va » hanh va, thanh ha, thanh ve
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
y nang » ky nang, ly nang, v nang
ve cam » ve cham, ve cac, va cam
cam tu » cam thu, nam tu, dam tu
tu ban » thu ban, te ban

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 tu ban ((thanh va) or (thanh van)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang xa hoi. hieu ve cam tu ban ((thanh va) OR (thanh van)) cua triet.
• Adding a wildcard symbol may retrieve word variants: su sach y nang xa hoi. hieu ve cam tu ban ((thanh va) or (thanh van)) cua triet*.