Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
va duong » van duong, va tuong, va huong
duong co » dong co, dung co
danh xa » danh ca, dinh xa, dan xa
cua tre » cuu tre, cua triet, dua tren
canh xa » canh va, canh tac, canh tay
van dam » van nam, van dao, van dau
so dac » so dan
dam tu » nam tu, cam tu, tam tu
dac ky » cac ky, dan ky, sac ky
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: so dac ky ((danh xa) or (canh xa)) hoi. hieu van dam tu va duong co ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so dac ky ((danh xa) OR (canh xa)) hoi. hieu van dam tu va duong co ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: so dac ky ((danh xa) or (canh xa)) hoi. hieu van dam tu va duong co ((cua tre) or (cua te))*.