Perhaps you should try some spelling variations:
cau treo » cau theo, cau tren, cau triet
cham xuc » chat xuc, cham soc, pham duc
hieu ve » hieu va, hieu van
tu sach » thu sach, su sach, te sach
v nang » va nang, vu nang, van nang
y nang » ky nang, ly nang, may nang
va dan » ca dan, va dao, va dau
dan va » doan va, dan ca, ban va
va cau » van cau, va cac, va dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ((y nang) or (v nang)) xa hoi. hieu ve ((cham xuc) or (cam xuc)) va dan va cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((y nang) OR (v nang)) xa hoi. hieu ve ((cham xuc) OR (cam xuc)) va dan va cau treo.
• Adding a wildcard symbol may retrieve word variants: tu sach ((y nang) or (v nang)) xa hoi. hieu ve ((cham xuc) or (cam xuc)) va dan va cau treo*.