Perhaps you should try some spelling variations:
thong thuong » thong thong, hang thuong, cong thuong
thuong manh » thuong mach, thuong nganh, thuong mai
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
hanh trong » hanh trang, anh trong, hinh trong
manh toan » thanh toan, anh tuan, tinh toan
trong he » trong le, trong hiep, trong nha
toan cao » toan ban, toan tap

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 xanh) or (chieu sang)) - hanh trong he thong thuong manh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (chieu sang)) - hanh trong he thong thuong manh toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (chieu sang)) - hanh trong he thong thuong manh toan cao*.