Perhaps you should try some spelling variations:
trinh manh » trinh minh, trinh anh, trinh hanh
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
van thanh » ban thanh, van tuan
chu xang » chua xang, chu bang, chu quang
manh cua » doanh cua, ban cua
van toan » van tuan, van tan, manh toan
chuc » thuc, chua, phuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu xang) or (chuc nang)) - trinh manh cua nhung cong ((van toan) OR (van thanh)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xang) OR (chuc nang)) - trinh manh cua nhung cong ((van toan) OR (van thanh)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xang) or (chuc nang)) - trinh manh cua nhung cong ((van toan) OR (van thanh)) ban".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xang) or (chuc nang)) - trinh manh cua nhung cong ((van toan) OR (van thanh)) ban*.