Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
mot trieu » mot chieu, mot tri, mon triet
lang luan » tang luan, hang luan, bang luan
lan tranh » lanh tranh, luan tranh, can tranh
tranh ban » trinh ban, tranh hang, tranh luan
ho trieu » 25 trieu, 30 trieu, ho chieu
van cong » van dong, van phong, phan cong
cong lan » cong luan, cong lang, cong san

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho trieu) or (mot trieu)) tinh - nhanh lang luan van cong lan tranh ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho trieu) OR (mot trieu)) tinh - nhanh lang luan van cong lan tranh ban*.