Perhaps you should try some spelling variations:
thien hoat » trien hoat, tien hoa
dinh quan » dinh quang, dinh xuan, dinh duan
kien soat » kiem soat, bien soan, kien hoa
minh ban » minh bac, minh can, minh san
ban hanh » ban hang
hanh van » thanh van, khanh van, hanh va
van kien » van tien, van hien, van chien
luan » lan

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( minh ban hanh van kien soat ) or ( dinh quan luan van ((thien hoat) or (thien thuat)) ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( minh ban hanh van kien soat ) OR ( dinh quan luan van ((thien hoat) OR (thien thuat)) )).
• Adding a wildcard symbol may retrieve word variants: (( minh ban hanh van kien soat ) or ( dinh quan luan van ((thien hoat) or (thien thuat)) ))*.