Perhaps you should try some spelling variations:
hoc nganh » hoc nhanh
nganh ky » nganh y, nganh xay, hanh ky
cua viet » ca viet, hoa viet, cua dieu
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cac tuc » cac toc, cac tu, cac tac
va doan » va doanh, van doan, va dan
doan vi » doan va, don vi, doan thi
ve cac » va cac, vien cac
tuc va » thuc va, truc va, tuc xa

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 tuc va doan vi ((cua viet) OR (cua vat))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc nganh ky nang xa hoi. hieu ve cac tuc va doan vi ((cua viet) OR (cua vat))".
• Adding a wildcard symbol may retrieve word variants: hoc nganh ky nang xa hoi. hieu ve cac tuc va doan vi ((cua viet) OR (cua vat))*.