Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh trinh » canh tranh, hanh chinh
khong cong » thong cong, khong cang, khong con
chong cong » cong cong, thong cong, cuong cong
trinh toan » tinh toan, thanh toan, trinh han
trinh cua » tinh cua, trinh luat, trinh quan
ho chieu » theo chieu, hoc thieu, doi chieu
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu tinh - hanh trinh cua ((khong cong) or (chong cong)) trinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - hanh trinh cua ((khong cong) OR (chong cong)) trinh toan cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - hanh trinh cua ((khong cong) or (chong cong)) trinh toan cao*.