Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
quan nhung » qua nhung, luan chung, quang hung
cua nhung » va nhung
cong tanh » cong thanh, cong tinh, cong danh
cong tan » cong tac, cong san, cong thanh
ho chiu » ho chieu, hoi chiu, ho chi
tuan cu » tuan tu, quan cua, tuan thu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiu trach - hanh trinh ((quan nhung) OR (cua nhung)) ((cong tanh) or (cong tan)) tuan cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiu trach - hanh trinh ((quan nhung) OR (cua nhung)) ((cong tanh) OR (cong tan)) tuan cu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiu trach - hanh trinh ((quan nhung) OR (cua nhung)) ((cong tanh) or (cong tan)) tuan cu".
• Adding a wildcard symbol may retrieve word variants: ho chiu trach - hanh trinh ((quan nhung) OR (cua nhung)) ((cong tanh) or (cong tan)) tuan cu*.