Perhaps you should try some spelling variations:
thuoc ban » thuoc tan, thuoc dang, thu ban
cua triet » cua viet, su triet, va triet
thanh vi » hanh vi, thanh va, thanh ve
so sang » so sanh, so dang, so lang
sang ky » sang kyo, dang ky, tang ky
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
tuc ban » thuc ban, truc ban, tu ban
ve cam » ve cham, ve cac, va cam
vi cua » vai cua, di cua

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

• If you are trying to use Boolean operators, they must be ALL CAPS: so sang ky nang xa hoi. hieu ve cam ((tuc ban) OR (thuoc ban)) thanh vi cua triet~.
• Adding a wildcard symbol may retrieve word variants: so sang ky nang xa hoi. hieu ve cam ((tuc ban) or (thuoc ban)) thanh vi cua triet*.