combine two excel cells

3:17

6:20

3:17

2:41

13:23

11:56

5:58

5:44

3:19

12:50

13:32

13:22

5:15

5:04

13:22

5:58

10:59

37:40

7:34

4:28

7:31

3:40

3:42

14:53

6:39

9:17

16:08

9:01

20:29

19:19

1:57

2:37

1:02

3:28

13:56

10:20

4:40

2:41

20:05