 Complete the following phrase:  Many Arabs in Iraq identify strongly with a tribe العشيرة ashira. 30 of the 150 or so identifiable tribes of Iraq are the most influential. Tribes are grouped into federations qabila. Below the tribe, there are the clan الفخذ fukhdh, the house البيت beit and the extended family الخمس khams. On its accession to power in the 