Perhaps you should try some spelling variations:
quang khong » quang khang, quang thong, quang phuong
khong cang » thong cong, hong bang, khong dung
manh tran » manh toan, manh tuan, canh tranh
cua tinh » cua sinh, va tinh, ha tinh
cang dan » cong dan, tang dan, canh dan
dan chan » dan gian, dan ca, van chat
chan cau » phan cau, can cau, chinh cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc cua tinh - manh tran quang khong cang dan chan cau~.
• Adding a wildcard symbol may retrieve word variants: hoc cua tinh - manh tran quang khong cang dan chan cau*.