Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
thong dung » thong cong, thong thuong
chieu sang » chieu sach, chieu xanh, hieu lang
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
ho chieu » theo chieu, hoc thieu, doi chieu
tinh vat » trinh vat, sinh vat, tinh va
dan phan » doan phan, dan chan, van phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sang - hanh tinh vat ((thong dung) or (nhung phuong)) dan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - hanh tinh vat ((thong dung) OR (nhung phuong)) dan phan tu.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - hanh tinh vat ((thong dung) or (nhung phuong)) dan phan tu*.