Perhaps you should try some spelling variations:
tham soc » cham soc, tham nuoc, thai son
ky lang » ky nang, ky dang, ky tang
va tham » van tham, va cham, va thanh
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cua triet, dua tren
cuu tre » cau tren, cau treo
te cac » tu cac, ve cac, te cao
ha hoi » hoa hoi, ha noi, va hoi
soc va » hoc va, loc va, doc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: te cac ky lang ((ha hoi) or (xa hoi)). lieu va tham soc va hanh vi ((cua tre) OR (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te cac ky lang ((ha hoi) OR (xa hoi)). lieu va tham soc va hanh vi ((cua tre) OR (cuu tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te cac ky lang ((ha hoi) or (xa hoi)). lieu va tham soc va hanh vi ((cua tre) OR (cuu tre))".
• Adding a wildcard symbol may retrieve word variants: te cac ky lang ((ha hoi) or (xa hoi)). lieu va tham soc va hanh vi ((cua tre) OR (cuu tre))*.