Perhaps you should try some spelling variations:
phuong dung » thong dung, cuong dung, phuong hoang
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
trinh ve » trinh he, trinh va, trinh viet
trinh vi » trinh va, trinh viet, trinh van
dung dan » dung dat, dung san, tung dan
dan toan » van toan, dan than, manh 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) OR (chieu sach)) - hanh ((trinh ve) OR (trinh vi)) phuong dung dan toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) OR (chieu sach)) - hanh ((trinh ve) OR (trinh vi)) phuong dung dan toan cao".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) OR (chieu sach)) - hanh ((trinh ve) OR (trinh vi)) phuong dung dan toan cao*.