Perhaps you should try some spelling variations:
bach mao » bach mai, bach giao, bach ha
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
cac luc » cau luc, coc luc, cac nuoc
va hanh » van hanh, va thanh, va danh
hanh du » hanh dua, hanh tu, hanh de
cua tuc » cua duc, cua tu, cua thuoc
bach o » mach o, bach hoa
ve cac » va cac, vien cac
luc va » duc va, tuc va, loc va
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: vu ((bach o) OR (bach mao)) lang xa hoi. hieu ve cac luc va hanh du ((cua te) or (cua tuc))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu ((bach o) OR (bach mao)) lang xa hoi. hieu ve cac luc va hanh du ((cua te) OR (cua tuc)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu ((bach o) OR (bach mao)) lang xa hoi. hieu ve cac luc va hanh du ((cua te) or (cua tuc))".
• Adding a wildcard symbol may retrieve word variants: vu ((bach o) OR (bach mao)) lang xa hoi. hieu ve cac luc va hanh du ((cua te) or (cua tuc))*.