Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
chua xang » chua nang, chuc nang, chu bang
trinh cua » tinh cua, trinh luat, trinh quan
cua trong » cua truong, cua trung, qua trong
cong pham » cong phan, chong phap, cong ha
chu xanh » chu manh, chieu xanh, chuc danh
tuan ban » tuan bang, toan ban, quang ban
luan ban » luan van, luan san, luan han

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chua xang)) - hanh trinh cua trong cong pham ((tuan ban) OR (luan ban))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) or (chua xang)) - hanh trinh cua trong cong pham ((tuan ban) OR (luan ban))~".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (chua xang)) - hanh trinh cua trong cong pham ((tuan ban) OR (luan ban))*.