Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
nam duoc » nam thuoc, da duoc, dat duoc
gian dai » gian dan, gian dac, gian dat
ky sang » ky nang, ky dang, duy sang
ky tang » ky nang, ky dang, kho tang
va gian » va gianh, van gian, va giai
cua tre » cua te, cuu tre, cua triet
te sai » te tai, te bai, te lai
ma hoi » mai hoi, xa hoi, ma hoa

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: te sai ((ky sang) OR (ky tang)) ma hoi. hieu van ((nam duoc) OR (cam xuc)) va gian dai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sai ((ky sang) OR (ky tang)) ma hoi. hieu van ((nam duoc) or (cam xuc)) va gian dai cua tre~".
• Adding a wildcard symbol may retrieve word variants: te sai ((ky sang) OR (ky tang)) ma hoi. hieu van ((nam duoc) or (cam xuc)) va gian dai cua tre*.