Perhaps you should try some spelling variations:
nhanh luong » nhanh chuong, nhanh quang, nhanh chong
chieu xanh » chieu sach, chieu sang, chieu tinh
nang luong » nang song
hang cong » hang nong, bang cong, thanh cong
dang cong » dung cong
ho chieu » theo chieu, hoc thieu, doi chieu
tan toan » tan tran, tap toan, van toan
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: ho chieu xanh - ((nhanh luong) or (nang luong)) cua ((hang cong) OR (dang cong)) tan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((nhanh luong) OR (nang luong)) cua ((hang cong) OR (dang cong)) tan toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - ((nhanh luong) or (nang luong)) cua ((hang cong) OR (dang cong)) tan toan cao".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((nhanh luong) or (nang luong)) cua ((hang cong) OR (dang cong)) tan toan cao*.