Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
nhanh lang » nhanh quang, nhanh thang, nhan dang
toc chieu » toc thieu, doc hieu, hoc thieu
lang dat » lang dai, lang hat, mang dat
dat dung » dan dung, vat dung, da dung
dung dat » dung va, dung tai
vung va » dung va, luong va, duong va

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

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