Perhaps you should try some spelling variations:
truong chung » truong trung
nhung phuong » dung phuong, nhu phuong, truong phuong
hanh trinh » canh tranh, hanh chinh
hieu lang » chieu sang, hieu quang, nhieu tang
doc hieu » toc thieu, hoc thieu, hoc hien
trinh va » trinh van, trinh vat, trinh ve
anh quan » anh tuan, ban quan, anh nhan
quan cau » quang cao, toan cau, quan ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu lang - hanh trinh va ((nhung phuong) or (truong chung)) anh quan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu lang - hanh trinh va ((nhung phuong) OR (truong chung)) anh quan cau.
• Adding a wildcard symbol may retrieve word variants: doc hieu lang - hanh trinh va ((nhung phuong) or (truong chung)) anh quan cau*.