Officials say bombings killed 28 people in and around Baghdad on June 9.
Police said the deadliest attack took place when a car bomb went off near restaurants and shop on Palestine Street in eastern Baghdad, killing 10 people, including three women, and wounding 24.
On the western fringe of Baghdad, three militants disguised in military uniforms killed at least eight people in a local government office in Amiriyat al-Falluja. The attacked was claimed by the Islamic State militant group.
One of the attackers blew himself up inside the building, and the other two were shot dead before managing to detonate their explosive vests.
A further 17 people were wounded in the attack.
A roadside bomb earlier struck an army patrol in Youssifiyah, just south of the Iraqi capital, killing three soldiers and one civilian. At least eight people were wounded in that attack.
Two separate blasts near a vegetable market and on a commercial street killed six people and wounded 21 in western Baghdad.