Perhaps you should try some spelling variations:
phu san » phi san, thuy san
nang xa » nang x, lang xa, nang ma
cac loc » cac lop, cac toc, cac hoc
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cua triet, dua tren
cuu tre » cau tren, cau treo
tu san » thu san, tu ban, tu can
loc va » hoc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu san) or (phu san)) ky nang xa hoi. lieu va cac loc va hanh vi ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu san) OR (phu san)) ky nang xa hoi. lieu va cac loc va hanh vi ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: ((tu san) or (phu san)) ky nang xa hoi. lieu va cac loc va hanh vi ((cua tre) or (cuu tre))*.