Perhaps you should try some spelling variations:
kho tang » cao tang
su choi » tu choi, san choi
danh de » hanh de, dan de, dang de
va danh » va dinh, va dan, va hanh
hieu va » lieu va, hieu qua
hieu ve » hieu van
van hoi » van hoa, van hoc, van hoe
ky tang » ky nang, ky dang, ky trong
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, tuc va, luc va
de cua » le cua, te cua, dieu cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: su choi ((ky tang) OR (kho tang)) van hoi. ((hieu ve) or (hieu va)) cam xuc va danh de cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su choi ((ky tang) OR (kho tang)) van hoi. ((hieu ve) OR (hieu va)) cam xuc va danh de cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su choi ((ky tang) OR (kho tang)) van hoi. ((hieu ve) or (hieu va)) cam xuc va danh de cua tre".
• Adding a wildcard symbol may retrieve word variants: su choi ((ky tang) OR (kho tang)) van hoi. ((hieu ve) or (hieu va)) cam xuc va danh de cua tre*.