Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh tuan » trinh quan, trinh toan, trinh luan
tuan nang » luan nang, xuan nang, tuan bang
nang cong » nang song, dang cong, bang cong
theo chu » theo chieu, cho chu, chao chu
chu tinh » chau tinh, chua tinh, cuu tinh
cong san » cong tac
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu tinh - hanh trinh tuan nang cong san ((than cau) OR (than cap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu tinh - hanh trinh tuan nang cong san ((than cau) OR (than cap))".
• Adding a wildcard symbol may retrieve word variants: theo chu tinh - hanh trinh tuan nang cong san ((than cau) OR (than cap))*.