a-a a-i aaa aad aai aak aan aao aap aar aas ad- ada add adi adk adn ado adp adr ads ai- aia aid aii aik ain aio aip air ais aka akd aki akk akn ako akp akr aks an- ana and ani ank ann ano anp anr ans aoa aod aoi aok aon aoo aop aor aos ap- apa apd api apk apn apo app apr aps ar- ara ard ari ark arn aro arp arr ars as- asa asd asi ask asn aso asp asr ass daa dad dai dak dan dao dap dar das dda ddd ddi ddk ddn ddo ddp ddr dds di- dia did dii dik din dio dip dir dis dka dki dkk dko dkp dkr dks dna dnd dni dnk dnn dno dnp dnr dns doa dod doi dok don doo dop dor dos dpa dpd dpi dpk dpn dpo dpp dpr dps dra drd dri drk drn dro drp drr drs dsa dsd dsi dsk dsn dso dsp dsr dss i-d ia- iaa iad iai ian iao iap iar ias ida idd idi idk idn ido idp idr ids iia iid iii iin iio iip iir iis ika iki ikk iko ikr iks in- ina ind ini ink inn ino inp inr ins io- ioa iod ioi ion ioo iop ior ios ipa ipd ipi ipn ipo ipp ipr ips ir- ira ird iri irk irn iro irp irr irs is- isa isd isi isk isn iso isp isr iss ka- kaa kad kai kak kan kao kap kar kas kda kdk kdo kdp kdr kds kia kid kii kik kin kio kip kir kis kki kkk kkn kkp kkr kks kn- kna knd kni knk knn kno knp knr koa kod koi kok kon koo kop kor kos kpa kpd kpi kpk kpn kpo kpp kpr kps kra krd kri krk krn kro krp krr krs ksa ksd ksi ksk ksn kso ksp ksr kss n-i naa nad nai nak nan nao nap nar nas nda ndd ndi ndk ndn ndo ndp ndr nds nia nid nii nik nin nio nip nir nis nka nki nkk nkn nko nkp nkr nks nna nni nnk nnn nno nnp nns no- noa nod noi nok non noo nop nor nos npa npd npi npn npo npp npr nps nra nrd nri nrk nrn nro nrp nrr nrs nsa nsd nsi nsk nsn nso nsp nsr nss o-i oaa oad oai oak oan oao oap oar oas oda odd odi odn odo odp odr ods oia oid oii oik oin oio oip oir ois oka okd oki okk oko okp okr oks on- ona ond oni onk onn ono onp onr ons oo- ooa ood ooi ook oon ooo oop oor oos op- opa opd opi opk opn opo opp opr ops or- ora ord ori ork orn oro orp orr ors os- osa osd osi osk osn oso osp osr oss p-p paa pad pai pak pan pao pap par pas pda pdd pdi pdk pdn pdo pdp pdr pds pia pid pii pik pin pio pip pir pis pka pkd pki pkn pko pkp pkr pks pn- pna pnd pni pnk pnn pno pnp pnr pns poa pod poi pok pon poo pop por pos ppa ppd ppi ppk ppn ppo ppp ppr pps pra prd pri prk prn pro prp prr prs ps- psa psd psi psk psn pso psp psr pss ra- raa rad rai rak ran rao rap rar ras rda rdd rdi rdn rdo rdp rdr rds ria rid rii rik rin rio rip rir ris rkk rko rkp rks rna rnd rni rnn rno rnp rnr rns roa rod roi rok ron roo rop ror ros rpa rpd rpi rpk rpn rpo rpp rpr rps rra rrd rri rrk rrn rrp rrr rrs rsa rsd rsi rsk rsn rso rsp rsr rss saa sad sai sak san sao sap sar sas sda sdd sdi sdk sdn sdo sdp sdr sds sia sid sii sik sin sio sip sir sis sk- ska skd ski skk sko skp skr sks sna snd sni snk snn sno snp snr sns soa sod soi sok son soo sop sor sos spa spd spi spk spn spo spp spr sps sr- sra srd sri srk srn sro srp srr srs ss- ssa ssd ssi ssk ssn sso ssp ssr sss