a-a aaa aad aah aan aap ad- ada add adh adn adp aha ahd ahh ahn ahp an- ana and anh ann anp ap- apa apd aph apn app daa dad dah dan dap dda ddd ddh ddn ddp dh- dha dhd dhh dhp dna dnd dnh dnn dnp dpa dpd dph dpn dpp haa had hah han hap hda hdd hdh hdn hdp hha hhd hhh hhn hhp hna hnd hnh hnn hpa hpd hph hpn hpp naa nad nah nan nap nda ndd ndh ndn ndp nha nhd nhh nhn nhp nna nnh nnn nnp npa npd nph npn npp p-p paa pad pah pan pap pda pdd pdh pdn pdp pha phd phn php pn- pna pnd pnh pnn pnp ppa ppd pph ppn ppp