Perhaps you should try some spelling variations:
hoc nganh » hoc nhanh
nganh ky » nganh y, nganh xay, hanh ky
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cac tac » cac toc, cac bac, cac dac
ve cac » va cac, vien cac
tac va » tac da, tac xa, tuc va
va dan » ca dan, va dao, va dau
vi cua » vai cua
di cua » dai cua, doi cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc nganh ky nang xa hoi. hieu ve cac tac va dan ((vi cua) or (di cua)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc nganh ky nang xa hoi. hieu ve cac tac va dan ((vi cua) OR (di cua)) triet.
• Adding a wildcard symbol may retrieve word variants: hoc nganh ky nang xa hoi. hieu ve cac tac va dan ((vi cua) or (di cua)) triet*.