Perhaps you should try some spelling variations:
trinh quang » tinh quang, trinh quan, tranh quang
nhung chong » nhung cong, nhung phong, nhung phuong
chiet tach » chieu sach
hanh trinh » canh tranh, hanh chinh
phung cong » nhung cong, phong cong, dung cong
doi chiet » doi chieu, doi chi, doi viet
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: doi chiet tach - hanh trinh quang ((phung cong) or (nhung chong)) dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chiet tach - hanh trinh quang ((phung cong) OR (nhung chong)) dan than cau*.