Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
luat huong » luat thuong, suat huong, xuat thuong
trinh toan » tinh toan, thanh toan, trinh han
chau tinh » cuu tinh, ha tinh, cua tinh
luat hang » luat hanh, luat chung, luat quang
toan cau » toan cao, toan ban, toan tap
ho chau » ha chau, ho chu, o chau

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

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