a-a aaa aad aam aan aap aar aas ad- ada add adm adn adp adr ads ama amd amm amn amp amr ams an- ana and anm ann anp anr ans ap- apa apd apm apn app apr aps ar- ara ard arm arn arp arr ars as- asa asd asm asn asp asr ass daa dad dam dan dap dar das dda ddd ddm ddn ddp ddr dds dma dmd dmm dmn dmp dmr dms dna dnd dnm dnn dnp dnr dns dpa dpd dpm dpn dpp dpr dps dra drd drm drn drp drr drs dsa dsd dsm dsn dsp dsr dss m-r maa mad mam man map mar mas mda mdd mdm mdn mdp mdr mds mma mmd mmm mmn mmp mmr mms mna mnm mnn mnp mnr mns mpa mpd mpm mpn mpp mpr mps mra mrd mrm mrn mrp mrr mrs msa msd msm msn msp msr mss naa nad nam nan nap nar nas nda ndd ndm ndn ndp ndr nds nma nmd nmm nmn nmp nmr nms nna nnm nnn nnp nns npa npd npm npn npp npr nps nra nrd nrm nrn nrp nrr nrs nsa nsd nsm nsn nsp nsr nss p-p paa pad pam pan pap par pas pda pdd pdm pdn pdp pdr pds pma pmd pmm pmn pmp pmr pms pn- pna pnd pnm pnn pnp pnr pns ppa ppd ppm ppn ppp ppr pps pra prd prm prn prp prr prs ps- psa psd psm psn psp psr pss ra- raa rad ram ran rap rar ras rda rdd rdm rdn rdp rdr rds rma rmd rmm rmn rmp rmr rms rna rnd rnm rnn rnp rnr rns rpa rpd rpm rpn rpp rpr rps rra rrd rrm rrn rrp rrr rrs rsa rsd rsm rsn rsp rsr rss saa sad sam san sap sar sas sda sdd sdm sdn sdp sdr sds sma smd smm smn smp smr sms sna snd snm snn snp snr sns spa spd spm spn spp spr sps sr- sra srd srm srn srp srr srs ss- ssa ssd ssm ssn ssp ssr sss