Perhaps you should try some spelling variations:
tao mach » tao bac, tao may, tim mach
dang van » hoang van, hang va
hanh dai » hanh tai, hanh dao, vanh dai
va hanh » van hanh, va thanh, va danh
van hoi » van hoa, van hoc, van hoe
qua cao » qua cac, qua cai, qua co
xu dang » su dang, vu dang, xo dang
ke mach » ke hoach
cua tre » cua te, cuu tre, cua triet
qua ca » qua cac, qua cua, qua cai
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tao mach) or (ke mach)) xu dang van hoi. hieu ((qua cao) or (qua ca)) xuc va hanh dai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tao mach) OR (ke mach)) xu dang van hoi. hieu ((qua cao) OR (qua ca)) xuc va hanh dai cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tao mach) or (ke mach)) xu dang van hoi. hieu ((qua cao) or (qua ca)) xuc va hanh dai cua tre*.