Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh trinh » canh tranh, hanh chinh
trinh vat » trinh van, trinh luat, sinh vat
vat nhung » va nhung, vap nhung, vai nhung
manh toan » thanh toan, anh tuan, tinh toan
hoc vien » hoc hien, hoc viet, hoc tieng
vien dai » hien dai
dan chan » dan gian, dan ca, van chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc vien dai - hanh trinh vat nhung cong ((manh toan) or (dan chan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc vien dai - hanh trinh vat nhung cong ((manh toan) OR (dan chan)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc vien dai - hanh trinh vat nhung cong ((manh toan) or (dan chan)) cau*.