Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh tuan » trinh quan, trinh toan, trinh luan
tuan nhung » quan nhung, tuan hung, thuat nhung
cuong tap » luong tap, cong tac, luong tai
chi danh » chi dan, chi anh, chi dinh
cong tap » cong tac, tong tap, con tap
cong tan » cong tac, cong san, cong thanh
quan cau » quang cao, toan cau, quan ha
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 danh - hanh trinh tuan nhung ((((cong tap) OR (cuong tap))) or (cong tan)) quan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi danh - hanh trinh tuan nhung ((((cong tap) OR (cuong tap))) OR (cong tan)) quan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi danh - hanh trinh tuan nhung ((((cong tap) OR (cuong tap))) or (cong tan)) quan cau".
• Adding a wildcard symbol may retrieve word variants: doi chi danh - hanh trinh tuan nhung ((((cong tap) OR (cuong tap))) or (cong tan)) quan cau*.