Perhaps you should try some spelling variations:
thuong luong » theo luong, thong thuong
chieu xanh » chieu sach, chieu sang, chieu tinh
cong luong » cong thuong, nang luong, cong dong
doi chieu » doc hieu, doi chi, ho chieu
thong cap » thong cac, trung cap, thong cua
cung cap » trung cap
dan phan » doan phan, dan chan, van phan
phan cau » phan dau, phan cac, phan tu

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 xanh - thanh ((thong cap) or (cung cap)) ((thuong luong) OR (cong luong)) dan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - thanh ((thong cap) OR (cung cap)) ((thuong luong) OR (cong luong)) dan phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - thanh ((thong cap) or (cung cap)) ((thuong luong) OR (cong luong)) dan phan cau".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh ((thong cap) or (cung cap)) ((thuong luong) OR (cong luong)) dan phan cau*.