Perhaps you should try some spelling variations:
hanh truong » hanh trong, anh truong, manh truong
chieu sang » chieu sach, chieu xanh, hieu lang
dung chung » dung cong, dung ung, dung trung
chung danh » nhung danh, nhung doanh, phuong danh
hoc chieu » hoc thieu, ho chieu, hoc hien
anh trong » anh thuong, dinh trong, lang trong
qua dung » quang dung, su dung, qua song
phan cau » phan dau, phan tu, phan lap
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sang - ((hanh truong) or (anh trong)) qua dung chung danh ((phan cau) or (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sang - ((hanh truong) OR (anh trong)) qua dung chung danh ((phan cau) OR (phan cac)).
• Adding a wildcard symbol may retrieve word variants: hoc chieu sang - ((hanh truong) or (anh trong)) qua dung chung danh ((phan cau) or (phan cac))*.