1. can he => he could 

2. weren't they => didn't they

3. to eat => eating

4. the better => the best

5. would have => had

6. what do => what to do

7. cleverly => clever

8. In spite => In spite of

9. forecast weather => weather forecast

10. which => that

11. Because of => Because

12. has => had

13. did I liked => if I liked

14. didn't => hasn't

15. which comes => who comes

16. don't => didn't

17. was understood => understood

18. on => in

19. since => for

20. Learn => Learning

21. eye => eyes / good night's sleep => good night sleep

22. was he => he was

23. rides => is riding

24. doesn't => does

25. that => which

26. although => because

27. sad => sadly

28. hardly not know => hardly knows

29. occurs => occur

30. fastly => fast