Perhaps you should try some spelling variations:
mang xa » mang may, dang xay, mang cua
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
cac loc » cac lop, cac toc, cac hoc
va hanh » van hanh, va thanh, va danh
hanh di » hanh vi, hanh de, hang di
te san » te ban, ke san, tu san
san ky » sang ky, van ky, dan ky
ve cac » va cac, vien cac
loc va » hoc va, luc va
di cua » dai cua, doi cua, de cua
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te san ky ((mang xa) or (lang xa)) hoi. hieu ve cac loc va hanh di cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te san ky ((mang xa) OR (lang xa)) hoi. hieu ve cac loc va hanh di cua tu.
• Adding a wildcard symbol may retrieve word variants: te san ky ((mang xa) or (lang xa)) hoi. hieu ve cac loc va hanh di cua tu*.