Perhaps you should try some spelling variations:
thong duong » tuong duong, thong dung, thong huong
cang thang » cong thanh, dang thanh
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
hang hang » nang hang, hung thang, lang thang
ke thong » ke thuong, kem thong, he thong
dan than » dan chan, ban than, van than

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 - ((hang hang) or (cang thang)) ke thong duong ((dan than) or (van ban)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - ((hang hang) OR (cang thang)) ke thong duong ((dan than) OR (van ban)) cao.
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - ((hang hang) or (cang thang)) ke thong duong ((dan than) or (van ban)) cao*.