a-a aaa aad aae aah aap ad- ada add ade adh adp aea aed aee aeh aep aha ahd ahe ahh ahp ap- apa apd ape aph app daa dad dae dah dap dda ddd dde ddh ddp de- dea ded dee deh dep dh- dha dhd dhe dhh dhp dpa dpd dpe dph dpp eaa ead eae eah eap ed- eda edd ede edh edp eea eed eee eep eha ehd ehe ehh ehp ep- epa epd epe eph epp haa had hae hah hap hda hdd hde hdh hdp he- hea hed hee heh hep hha hhd hhe hhh hhp hpa hpd hpe hph hpp p-p paa pad pae pah pap pda pdd pde pdh pdp pea ped pee peh pep pha phd phe php ppa ppd ppe pph ppp