Perhaps you should try some spelling variations:
nhanh trinh » hanh trinh, nhanh tinh, thanh trinh
trinh quan » tinh quang, trinh luat, trinh han
chau tinh » cuu tinh, ha tinh, cua tinh
quan hang » quan hoang, quan lang, quan hanh
hang cong » dang cong, hang nong, bang cong
doi chau » doi chieu, gioi chau, hoi chu
tan toan » tan tran, tap toan, van toan
van tuan » van quan, van ban, anh tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chau tinh - nhanh trinh quan hang cong ((tan toan) or (van tuan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chau tinh - nhanh trinh quan hang cong ((tan toan) OR (van tuan)) cau*.