Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh vat » trinh van, trinh luat, sinh vat
dung cong » dung trong
chao chu » cho chu, cua chu, cao cho
vat dung » van dung, va dung, viet dung
van tuan » van quan, van ban, anh tuan
dan than » dan chan, ban than, van than

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo tieu) or (chao chu)) xanh - hanh trinh vat dung cong ((van tuan) or (dan than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo tieu) OR (chao chu)) xanh - hanh trinh vat dung cong ((van tuan) OR (dan than)) cau.
• Adding a wildcard symbol may retrieve word variants: ((theo tieu) or (chao chu)) xanh - hanh trinh vat dung cong ((van tuan) or (dan than)) cau*.