Perhaps you should try some spelling variations:
trong tuong » trong thuong, trong luong, trong cong
tuong tuong » tuong duong, duong truong, thong thuong
chieu xanh » chieu sach, chieu sang, chieu tinh
tong thong » thong thong, dong thong, cong thong
hanh dung » thanh dung, anh dung, hanh dong
ho chieu » theo chieu, hoc thieu, doi chieu
viet van » viet nam, viet anh, viet ha

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 - hanh dung luan ((((tuong tuong) OR (trong tuong))) or (tong thong)) viet van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh dung luan ((((tuong tuong) OR (trong tuong))) OR (tong thong)) viet van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - hanh dung luan ((((tuong tuong) OR (trong tuong))) or (tong thong)) viet van ban".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh dung luan ((((tuong tuong) OR (trong tuong))) or (tong thong)) viet van ban*.