Perhaps you should try some spelling variations:
thuoc dieu » thuc dieu, hoc dieu, thuat dieu
thong cong » trong cong, tong cong, thong thong
theo dieu » theo tieu, theo chieu, he dieu
thanh hai » thanh phan, thanh hoa, thanh san
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cao » toan ban, toan tap
hanh va » hang va, hanh vi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo dieu) OR (thuoc dieu)) hanh - nhanh ((hanh va) or (thanh hai)) thong cong tan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo dieu) OR (thuoc dieu)) hanh - nhanh ((hanh va) OR (thanh hai)) thong cong tan toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo dieu) OR (thuoc dieu)) hanh - nhanh ((hanh va) or (thanh hai)) thong cong tan toan cao".
• Adding a wildcard symbol may retrieve word variants: ((theo dieu) OR (thuoc dieu)) hanh - nhanh ((hanh va) or (thanh hai)) thong cong tan toan cao*.