Perhaps you should try some spelling variations:
thien van » thi van
chat luc » chat xuc, chat lua, nhan luc
van chat » cao chat
cua viet » ca viet, hoa viet, cua vat
nang ma » tang ma, sang ma, nang cao
nang xa » nang x, lang xa, mang xa
va hanh » van hanh, va thanh, va danh
can ky » van ky, dan ky, ban ky
luc va » duc va, tuc va, loc va
cua te » cua tu
tu can » tu ban, tu cac, thu canh

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 (nang ma)) hoi. thien van chat luc va hanh vi ((cua te) or (cua viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu can ky ((nang xa) OR (nang ma)) hoi. thien van chat luc va hanh vi ((cua te) OR (cua viet))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu can ky ((nang xa) OR (nang ma)) hoi. thien van chat luc va hanh vi ((cua te) or (cua viet))*".