Perhaps you should try some spelling variations:
thien hoat » trien hoat, thien thuat, tien hoa
trinh dang » trinh dung, trinh dan, trinh bang
dang khung » dang hung, dong khung, dang thuong
khung luan » chung luan, hang luan, hung tuan
tien soat » trien hoat, kiem soat, tien hoa
luan kien » xuan kien, luan lien, quan kien
kien soat » kiem soat, bien soan, kien hoa
tin » tinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tin dung luan van ((tien soat) or (thien hoat)) ) or ( trinh dang khung luan kien soat ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tin dung luan van ((tien soat) OR (thien hoat)) ) OR ( trinh dang khung luan kien soat )).
• Adding a wildcard symbol may retrieve word variants: (( tin dung luan van ((tien soat) or (thien hoat)) ) or ( trinh dang khung luan kien soat ))*.