Attacks in and around Baghdad have killed at least 14, as Iraqis wait for the results of last month's parliamentary elections.
Police say the deadliest attacks came when two markets were bombed on Sunday, killing and wounding shoppers.
The United Nations says violence between the Sunni minority and ruling Shi'ite majority has killed more than 12,000 Iraqis over the past year.
Many blame Prime Minister Nouri al-Maliki's government for failing to strengthen security across the country. Maliki is hoping the results of the April 30 parliamentary elections will bring him a third term.
His State of Law alliance is expected to win the most seats, but not enough to be able to form a new government on its own.