what are the type of error for these transactions below ?

( Omission, Commission, Compensating Error, Reversal, Error of Principle ).

1. RO 5,000 paid for the purchase of furniture were debited in purchase account.

2. Goods sold to Safa Ro 10,000 were not recorded

3. Credit sales of RO 8800 to Rashid were recorded as 8000

4. Credit purchases from Ali Ro 10,000 were wrongly recorded in Sales book

5. Received RO 2000 from Saif has been credited to Said A/C