Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
danh de » hanh de, dan de, dang de
hieu su » hieu sau, tieu su, hieu so
su cham » su pham, tu cham, vu cham
van hoi » van hoa, van hoc, van hoe
ky dang » ky nang, ky danh
ky tang » ky nang, kho tang, ky trong
xuc va » duc va, luc va, xac va
tuc va » thuc va, truc va, tuc xa
de cua » le cua, te cua, dieu cua
vu hai » su hai, vu ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu hai ((ky tang) or (ky dang)) van hoi. hieu su cham ((xuc va) or (tuc va)) danh de cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu hai ((ky tang) OR (ky dang)) van hoi. hieu su cham ((xuc va) OR (tuc va)) danh de cua triet.
• Adding a wildcard symbol may retrieve word variants: vu hai ((ky tang) or (ky dang)) van hoi. hieu su cham ((xuc va) or (tuc va)) danh de cua triet*.