Perhaps you should try some spelling variations:
khung hoang » phuong hoang
thanh thong » thanh thuong, thanh hong, thanh thang
chieu xanh » chieu sach, chieu sang, chieu tinh
quan khung » quan nhung, quang khang, luan chung
hieu manh » hieu nganh, dieu hanh, hien hanh
hoang van » hang va
phan cau » phan dau, phan tu, phan lap
phan cac » nhan cach, phan dau, phan lap

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu manh) OR (chieu xanh)) - thanh thong quan khung hoang van ((phan cau) OR (phan cac))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hieu manh) OR (chieu xanh)) - thanh thong quan khung hoang van ((phan cau) or (phan cac))~".
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu manh) OR (chieu xanh)) - thanh thong quan khung hoang van ((phan cau) or (phan cac))*.