Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
van chat » cao chat
nang xa » nang x, lang xa, nang ma
tu can » tu ban, tu cac, thu canh
can ky » van ky, dan ky, ban ky
loc va » hoc va, luc va
vi cua » vai cua, di cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu can ky ((nang xa) or (van xay)) hoi. hieu van chat ((loc va) or (duc va)) hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu can ky ((nang xa) OR (van xay)) hoi. hieu van chat ((loc va) OR (duc va)) hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: tu can ky ((nang xa) or (van xay)) hoi. hieu van chat ((loc va) or (duc va)) hanh vi cua te*.