Perhaps you should try some spelling variations:
tuan khong » toan khong, tuan phong, thuan phong
manh tran » manh toan, manh tuan, canh tranh
tran tuan » tran xuan, tran quang, tran thanh
tang luan » dung luan
cang dan » cong dan, tang dan, canh dan
phan cau » phan dau, phan cac, phan tu
ho cuu » ho chu, ho cua, so cuu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho cuu) or (hoc cua)) tinh - manh tran tuan khong ((cang dan) or (tang luan)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho cuu) OR (hoc cua)) tinh - manh tran tuan khong ((cang dan) OR (tang luan)) phan cau.
• Adding a wildcard symbol may retrieve word variants: ((ho cuu) or (hoc cua)) tinh - manh tran tuan khong ((cang dan) or (tang luan)) phan cau*.