Perhaps you should try some spelling variations:
hieu lang » chieu sang, hieu quang, nhieu tang
phan dang » phan dau, phan cong, nhan dan
tdung dat » trung dai, vung dat, dong dat
toc hieu » toc thieu, doc hieu, hoc thieu
dung dat » dung va, dung tai
dang da » dang dan, dang do, dong da
da dang » da nang, cao dang, dia danh

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc hieu lang - phan dang da dang ((tdung dat) or (dung dat)) phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc hieu lang - phan dang da dang ((tdung dat) OR (dung dat)) phan tu.
• Adding a wildcard symbol may retrieve word variants: toc hieu lang - phan dang da dang ((tdung dat) or (dung dat)) phan tu*.