Perhaps you should try some spelling variations:
va trien » va truyen, va thiet, va tuyen
ve triet » su triet
xa khanh » xa thanh, van khanh, dat khanh
sach ky » sac ky, sach y, sach ty
so sach » so sanh, bo sach, co sach
xa hanh » xa thanh, va hanh, da hanh
cam tuc » cam xuc, cam tu, nam thuc
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ky nang xa hoi. hieu ve cam tuc ((xa hanh) OR (xa khanh)) lai ((ve triet) or (va trien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ky nang xa hoi. hieu ve cam tuc ((xa hanh) OR (xa khanh)) lai ((ve triet) OR (va trien))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ky nang xa hoi. hieu ve cam tuc ((xa hanh) OR (xa khanh)) lai ((ve triet) or (va trien))*".