Perhaps you should try some spelling variations:
trang luan » tang luan, trang tuan, truong luan
tranh luan » trinh luan, trinh luat, doanh luan
hoc chieu » hoc thieu, ho chieu, hoc dieu
tong dan » tuong dan, thong dan, trong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chieu) or (hoc hien)) sang - hanh ((trang luan) OR (tranh luan)) han tong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc hien)) sang - hanh ((trang luan) OR (tranh luan)) han tong dan than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) or (hoc hien)) sang - hanh ((trang luan) OR (tranh luan)) han tong dan than cau".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc hien)) sang - hanh ((trang luan) OR (tranh luan)) han tong dan than cau*.