-er a-a aaa aae aah aak aan aao aap aar aas aea aee aeh aek aen aeo aep aer aes aha ahe ahh ahk ahn aho ahp ahr ahs aka ake akh akk akn ako akp akr aks an- ana ane anh ank ann ano anp anr ans aoa aoe aoh aok aon aoo aop aor aos ap- apa ape aph apk apn apo app apr aps ar- ara are arh ark arn aro arp arr ars as- asa ase ash ask asn aso asp asr ass eaa eae eah eak ean eao eap ear eas eea eee eek een eeo eep eer ees eha ehe ehh ehn eho ehp ehr ehs eka eke ekh eko ekp ekr eks en- ena ene enh enk enn eno enp enr ens eo- eoa eoe eoh eok eon eoo eop eor eos ep- epa epe eph epn epo epp epr eps era ere erh erk ern ero erp err ers es- esa ese esh esk esn eso esp esr ess haa hae hah hak han hao hap har has he- hea hee heh hek hen heo hep her hes hha hhe hhh hhk hhn hho hhp hhr hhs hka hkh hkk hkn hko hkp hkr hks hna hne hnh hnk hnn hno hns hoa hoe hoh hok hon hoo hop hor hos hpa hpe hph hpk hpn hpo hpp hpr hps hr- hra hre hrh hrk hrn hro hrp hrr hrs hsa hse hsh hsk hsn hsp hsr hss ka- kaa kae kah kak kan kao kap kar kas ke- kea kee keh kek ken keo kep ker kes kha khe khh khk khn kho khr khs kke kkh kkk kkn kkp kkr kks kn- kna kne knk knn kno knp knr koa koe koh kok kon koo kop kor kos kpa kpe kph kpk kpn kpo kpp kpr kps kra krk krn kro krp krr krs ksa kse ksh ksk ksn kso ksp ksr kss naa nae nah nak nan nao nap nar nas ne- nea nee neh nek nen neo nep ner nes nha nhe nhh nhk nhn nhp nhr nhs nka nke nkk nkn nko nkp nkr nks nna nne nnh nnk nnn nno nnp nns no- noa noe noh nok non noo nop nor nos npa npe nph npn npo npp npr nps nra nre nrk nrn nro nrp nrr nrs nsa nse nsh nsk nsn nso nsp nsr nss oaa oae oah oak oan oao oap oar oas oea oee oeh oen oeo oep oer oes oha ohe ohh ohn oho ohp ohr ohs oka oke okk oko okp okr oks on- ona one onh onk onn ono onp onr ons oo- ooa ooh ook oon ooo oop oor oos op- opa ope oph opk opn opo opp opr ops or- ora ore orh ork orn oro orp orr ors os- osa ose osh osk osn oso osp osr oss p-p paa pae pah pak pan pao pap par pas pea pee peh pek pen peo pep per pes pha phe phk phn pho php phr phs pka pke pkn pko pkp pkr pks pn- pna pne pnh pnk pnn pno pnp pnr pns poa poe poh pok pon poo pop por pos ppa ppe pph ppk ppn ppo ppp ppr pps pra pre prh prk prn pro prp prr prs ps- psa pse psh psk psn pso psp psr pss ra- raa rae rah rak ran rao rap rar ras re- rea ree reh rek ren reo rep rer res rh- rha rhe rhh rhn rho rhp rhr rhs rke rkk rko rkp rks rna rnh rnn rno rnp rnr rns roa roe roh rok ron roo rop ror ros rpa rpe rph rpk rpn rpo rpp rpr rps rra rrh rrk rrn rrp rrr rrs rsa rse rsh rsk rsn rso rsp rsr rss saa sae sah sak san sao sap sar sas se- sea see seh sek sen seo sep ser ses sh- sha she shh shk shn sho shp shr shs sk- ska ske skh skk sko skp skr sks sna sne snk snn sno snp snr sns soa soe soh sok son soo sop sor sos spa spe sph spk spn spo spp spr sps sr- sra sre srh srk srn sro srp srr srs ss- ssa sse ssh ssk ssn sso ssp ssr sss