a-a aaa aah aan aao aap aar aha ahh ahn aho ahp ahr an- ana anh ann ano anp anr aoa aoh aon aoo aop aor ap- apa aph apn apo app apr ar- ara arh arn aro arp arr haa hah han hao hap har hha hhh hhn hho hhp hhr hna hnh hnn hno hoa hoh hon hoo hop hor hpa hph hpn hpo hpp hpr hr- hra hrh hrn hro hrp hrr naa nah nan nao nap nar nha nhh nhn nhp nhr nna nnh nnn nno nnp no- noa noh non noo nop nor npa nph npn npo npp npr nra nrn nro nrp nrr oaa oah oan oao oap oar oha ohh ohn oho ohp ohr on- ona onh onn ono onp onr oo- ooa ooh oon ooo oop oor op- opa oph opn opo opp opr or- ora orh orn oro orp orr p-p paa pah pan pao pap par pha phn pho php phr pn- pna pnh pnn pno pnp pnr poa poh pon poo pop por ppa pph ppn ppo ppp ppr pra prh prn pro prp prr ra- raa rah ran rao rap rar rh- rha rhh rhn rho rhp rhr rna rnh rnn rno rnp rnr roa roh ron roo rop ror rpa rph rpn rpo rpp rpr rra rrh rrn rrp rrr