uml use case diagram

6:15

29:48

5:19

12:45

7:40

7:30

13:23

6:58

13:12

3:49

16:09

7:36

13:40

17:36

17:57

17:19

10:16

19:27

34:45

34:45

5:06

10:16

11:35

8:37

10:16

14:03

4:34

15:45

5:07

3:50

5:57

5:16

3:28

11:48

3:57

8:19

22:42

6:07

کوتاه

6:21