Perhaps you should try some spelling variations:
truc van » truc va, thuc van, truc ban
hanh tri » thanh tri, hanh tai, hanh trinh
hoc anh » hoc nganh, hoc nhanh, ngoc anh
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
tuc van » thuc van, tuc va, duc van
va nam » van nam, ha nam, va nay
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: ((hoc anh) or (dac sac)) ky nang xa hoi. hieu va nam ((tuc van) OR (truc van)) hanh tri cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc anh) OR (dac sac)) ky nang xa hoi. hieu va nam ((tuc van) OR (truc van)) hanh tri cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc anh) or (dac sac)) ky nang xa hoi. hieu va nam ((tuc van) OR (truc van)) hanh tri cua te".
• Adding a wildcard symbol may retrieve word variants: ((hoc anh) or (dac sac)) ky nang xa hoi. hieu va nam ((tuc van) OR (truc van)) hanh tri cua te*.