Meaning of the Sanskrit Word: sasasa

  śaśāsa—ruled    SB 1.16.1, SB 3.1.20, SB 4.12.13, SB 4.21.7, SB 6.13.16, SB 9.4.21, SB 9.6.33-34
  śaśāsa—ruled over    SB 1.10.3

Can't find any compound Sanskrit words containing sasasa.