Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
cua khong » hua khong, cua phuong, cua thuong
long tinh » cong tinh, trong tinh, dong tin
luong tin » thong tin, luong tai, luong thi
chi hanh » chi nhanh, chi thanh, thi hanh
toan cau » toan cao, toan ban, toan tap
doi chi » doi khi

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

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