Perhaps you should try some spelling variations:
thuong luan » thuong lan, thong luan, truong luan
tinh thuong » trinh thuong, tinh huong, dinh thuong
thien hoat » trien hoat, thien thuat
tinh dung » trinh dung, tin dung, tinh quang
dung quan » dung quang, dung luan, luong quan
kiem soat » kiem toan
tien hoa » dien hoa, trien hoat, tien va
quan ha » quan he
ha kiem » hoa kiem, va kiem, phan kiem

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tinh dung quan ha kiem soat ) or ( tinh thuong luan van ((thien hoat) OR (tien hoa)) ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tinh dung quan ha kiem soat ) OR ( tinh thuong luan van ((thien hoat) OR (tien hoa)) ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( tinh dung quan ha kiem soat ) or ( tinh thuong luan van ((thien hoat) OR (tien hoa)) ))*".