Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh, hanh chinh
trinh luan » trinh luat, trinh quan, trinh han
tieu danh » dieu danh, tiep danh, thien danh
luan dung » lan dung, luan dong, luan hung
dung cong » dung trong
cong tac » cong ty
tac hanh » tac thanh, tac danh, sac hanh
hanh cac » hang cac, hanh cat, hanh cham

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu xanh) or (tieu danh)) - hanh trinh luan dung cong tac hanh cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (tieu danh)) - hanh trinh luan dung cong tac hanh cac.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (tieu danh)) - hanh trinh luan dung cong tac hanh cac*.