Perhaps you should try some spelling variations:
hanh hai » thanh hai, nhanh hai, hang hai
va triet » va thiet, va trien, ve triet
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
hieu ve » hieu va, hieu van
xuc tan » xuc tac, xuc ban, tuc tang
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
ve cam » ve cham, ve cac, va cam
hai va » hai van, thai va, hoi 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 sac ky tang xa hoi. hieu ve cam ((xuc tan) or (duc tan)) hanh hai va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky tang xa hoi. hieu ve cam ((xuc tan) OR (duc tan)) hanh hai va triet.
• Adding a wildcard symbol may retrieve word variants: su sac ky tang xa hoi. hieu ve cam ((xuc tan) or (duc tan)) hanh hai va triet*.