Perhaps you should try some spelling variations:
kho tang » cao tang
cua tre » cua te, cuu tre, cua triet
van hoi » van hoa, van hoc, van hoe
hieu ve » hieu va, hieu van
ky tang » ky nang, ky dang, ky trong
xuc ca » xuc cam, xuc cua
ca dan » cac dan, ca dao
dan de » dan den, dang de, van de
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 (kho tang)) van hoi. ((hieu ve) or (lieu va)) cam xuc ca dan de cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu hai ((ky tang) OR (kho tang)) van hoi. ((hieu ve) OR (lieu va)) cam xuc ca dan de cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu hai ((ky tang) OR (kho tang)) van hoi. ((hieu ve) or (lieu va)) cam xuc ca dan de cua tre".
• Adding a wildcard symbol may retrieve word variants: vu hai ((ky tang) OR (kho tang)) van hoi. ((hieu ve) or (lieu va)) cam xuc ca dan de cua tre*.