Perhaps you should try some spelling variations:
trinh luan » trinh luat, trinh han, trinh toan
trinh quan » tinh quang, trinh luat, trinh han
nhung cong » dung cong, thong cong, hang cong
trinh cua » tinh cua, trinh luat, trinh chat
cong dang » cong dong, cong dan, cong dung
dang toan » dang tran, dan toan, dung toan
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
toan cau » toan cao, toan ban, toan tap

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 xanh - hanh ((((trinh cua) or (trinh luan))) or (trinh quan)) nhung cong dang toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - hanh ((((trinh cua) OR (trinh luan))) OR (trinh quan)) nhung cong dang toan cau.
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - hanh ((((trinh cua) or (trinh luan))) or (trinh quan)) nhung cong dang toan cau*.