Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
hieu va » lieu va, hieu qua
cam luc » cau luc
va hanh » va thanh, va danh, ban hanh
te sai » te tai, te bai, te lai
sai ky » sac ky
cuc te » cua te, cuc thue, cuc tieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sai ky dang xa hoi. hieu va ((cam luc) or (cam xuc)) ((va hanh) or (van hanh)) tai cuc te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sai ky dang xa hoi. hieu va ((cam luc) OR (cam xuc)) ((va hanh) OR (van hanh)) tai cuc te.
• Adding a wildcard symbol may retrieve word variants: te sai ky dang xa hoi. hieu va ((cam luc) or (cam xuc)) ((va hanh) or (van hanh)) tai cuc te*.