Perhaps you should try some spelling variations:
hoc nganh » hoc nhanh
bieu hien » dieu hien, dieu khien, bien phien
nganh ky » nganh y, nganh xay, hanh ky
nang van » dang van, tang van, lang van
cac duc » cao duc, cac dac, cac nuoc
va hanh » van hanh, va thanh, va danh
hai cua » thai cua, hoi cua, lai 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 van hoa. bieu hien ((cac duc) or (cac du)) va hanh ((hai cua) OR (dai cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc nganh ky nang van hoa. bieu hien ((cac duc) OR (cac du)) va hanh ((hai cua) OR (dai cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc nganh ky nang van hoa. bieu hien ((cac duc) or (cac du)) va hanh ((hai cua) OR (dai cua)) te".
• Adding a wildcard symbol may retrieve word variants: hoc nganh ky nang van hoa. bieu hien ((cac duc) or (cac du)) va hanh ((hai cua) OR (dai cua)) te*.