Perhaps you should try some spelling variations:
trung thanh » truong thanh
chieu sang » chieu sach, chieu xanh, hieu lang
nhung hung » nhung huong, nhung dung, nhung vung
doi chieu » doc hieu, doi chi, ho chieu
trung cua » truong cua, trung tuan, trung cap
hung manh » nhung manh, hung anh, tung manh
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - hanh ((trung cua) or (trung thanh)) nhung hung manh ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - hanh ((trung cua) OR (trung thanh)) nhung hung manh ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - hanh ((trung cua) or (trung thanh)) nhung hung manh ((toan cau) or (toan tap))*.