Perhaps you should try some spelling variations:
trong tuong » trong thuong, trong luong, tuong tuong
thanh tung » thanh cong
thieu xanh » chieu xanh, hieu manh, thien danh
thien anh » thien danh, tien anh, thien thanh
qua trong » quan trong, qua trinh, qua song
tung qua » dung qua, tuong quan, trung quan
tai doan » thai doan, tap doan, thi doan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) OR (thien anh)) - thanh tung qua trong tuong ((tai doan) or (chan doan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien anh)) - thanh tung qua trong tuong ((tai doan) OR (chan doan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (thien anh)) - thanh tung qua trong tuong ((tai doan) or (chan doan)) cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (thien anh)) - thanh tung qua trong tuong ((tai doan) or (chan doan)) cau*.