dddd ddss dfds didi dids dif- diff difs diii diis diki dis- disd disi disk diss dkid dsif dssi f--k ffff ffii ffss fidf fids fiff fifi fiii fiki fisd fisi fisk fiss fsfi fssf idid idis idsf idss ifid ifis iiii iiis iisd iisi ikid ikki isds isis iskf issf issi isss k-id kddd kddf kddi kddk kdfi kdis kdkd kdkk kdsd kdsk kdss kfff kffk kfis kfsd kfsi kfsk kidd kidi kidk kids kiff kifs kiid kiii kiik kiis kikd kikf kiki kikk kisd kisf kisi kisk kiss kkdd kkfi kkfs kkid kkik kkkk kksd kksf kksi kkss ksdi ksdk ksds ksfi ksid ksif ksii ksik ksis kskd kskf kskk ksks kssi ksss s-ii sdds sdif sdsf sdss sfdk sfss sidd sidi sids siff siik siki siks sisd sisi sisk siss skid skif skik skis sksd skss ssdd ssdf ssid ssis sssf sssi ssss