Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
vien cac » vien bach, vien da, gian cac
vien dai » hien dai
danh vai » danh sai, danh va, doanh van
te sach » toc sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
xa danh » va danh, dia danh, nam danh
vai cua » dai cua, hai cua, lai cua
ve cac » va cac
toc xa » tuc xa, toc ta, hoc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky nang xa hoi. hieu ((ve cac) or (((vien cac) OR (vien dai)))) toc xa danh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang xa hoi. hieu ((ve cac) OR (((vien cac) OR (vien dai)))) toc xa danh vai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang xa hoi. hieu ((ve cac) or (((vien cac) OR (vien dai)))) toc xa danh vai cua triet".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang xa hoi. hieu ((ve cac) or (((vien cac) OR (vien dai)))) toc xa danh vai cua triet*.