a-a a-b a-i aaa aab aad aai aap aar aas ab- aba abb abd abi abp abr abs ad- ada adb add adi adp adr ads ai- aia aib aid aii aip air ais ap- apa apb apd api app apr aps ar- ara arb ard ari arp arr ars as- asa asb asd asi asp asr ass b-p baa bab bad bai bap bar bas bba bbb bbd bbi bbp bbr bbs bda bdb bdd bdi bdp bdr bds bi- bia bib bid bii bip bir bis bpa bpb bpd bpi bpp bpr bps bra brb brd bri brp brr brs bsa bsb bsd bsi bsp bsr bss daa dab dad dai dap dar das dba dbb dbd dbi dbp dbr dbs dda ddb ddd ddi ddp ddr dds di- dia dib did dii dip dir dis dpa dpb dpd dpi dpp dpr dps dra drb drd dri drp drr drs dsa dsb dsd dsi dsp dsr dss i-d ia- iaa iab iad iai iap iar ias iba ibb ibd ibi ibp ibr ibs ida idb idd idi idp idr ids iia iib iid iii iip iir iis ipa ipb ipd ipi ipp ipr ips ir- ira irb ird iri irp irr irs is- isa isb isd isi isp isr iss p-p paa pab pad pai pap par pas pba pbb pbd pbi pbp pbr pbs pda pdb pdd pdi pdp pdr pds pia pib pid pii pip pir pis ppa ppb ppd ppi ppp ppr pps pra prb prd pri prp prr prs ps- psa psb psd psi psp psr pss ra- raa rab rad rai rap rar ras rba rbb rbd rbi rbp rbr rbs rda rdb rdd rdi rdp rdr rds ria rib rid rii rip rir ris rpa rpb rpd rpi rpp rpr rps rra rrb rrd rri rrp rrr rrs rsa rsb rsd rsi rsp rsr rss saa sab sad sai sap sar sas sba sbb sbd sbi sbp sbr sbs sda sdb sdd sdi sdp sdr sds sia sib sid sii sip sir sis spa spb spd spi spp spr sps sr- sra srb srd sri srp srr srs ss- ssa ssb ssd ssi ssp ssr sss

a-ii aaaa aaab aaad aaai aaap aaar aaas aaba aabb aabd aabi aabp aada aadi aads aaib aaii aais aapa aapi aaps aara aard aari aarp aars aasa aasd aasi aass abaa abab abad abai abap abar abas abb- abba abbb abbi abbr abbs abda abdi abia abib abid abir abis abpa abpd abpi abpp abpr abps abra abri abrs abs- absa absd absi absp abss adaa adab adad adai adap adar adas adba adbi adda addd addi addr adds adia adib adip adir adis adp- adps adra adrs adsa adsi adsr adss aiai aias aiba aida aidb aidi aidr aids aiia aiib aiid aiir aipa aipi aips aira aird airi airp airs aisa aisb aisd aisi aisr apai apap apar apas apba apbr apbs apda apdd apds api- apia apid apip apis appa appd appr apps apra apri aprs apsa apsi apss arab arad arai arap arar aras arba arbi arbs arda ardi ards aria arib arid arii arip aris arpa arpi arps arr- arra arri arrr arrs ars- arsa arsd arsi asaa asab asad asai asap asar asas asba asda asds asia asii asip asir asis aspa aspd aspi aspr asps asra asrs assa assd assi assp assr asss ba-i baaa baad baar baas baba babb babi babr babs bada badb badd badi badr bads baia baib baid bair bais bapa bapi bapp baps bar- bara barb bard bari barr bars basa basi bass bbad bbas bbbb bbbs bbdd bbpr bd-r bdii bdsd biad biap biar bias biba bibb bibi bibs bida bidi bidr bids biis bipa bipp bips bira birb bird biri birr birs bis- bisa bisd bisp biss bpai bpda bprd bpsa brab brad brai bras brda brds bria brid bris brrr brrs brsb brsr bsaa bsap bsas bsbd bspp bspr bsra bsrd bssd daab daad daap daar daas daba dabb dabp dabs dada dadi dads daia daid dair dais dapa dapi dapp daps dara darb dard dari darp darr dars dasa dasb dasd dasi dass dbar dbas dbpd dbrs dbsa dbss dddd ddps ddss dia- diab diad diap diar dias diba dibb dibp dibs dida didi dids diii diis dipa dipp dips dira dird dirr dirs dis- disa disd disi disp diss dpaa dppa dpsd draa drab drad drap drar dras drba drda drib drip drra drrs drsa drsp dsap dsba dsda dsdp dsdr dsip dsps dsri dsrp dsrr dssa dssi dssp iaaa iaai iaap iaas iaba iadb iaia iais iapa iapp iaps iara iars iasa iasi iasp iasr ibad ibar ibas ibia ibid ibis ibra ibrd ibri ibsa ibss idad idar idas idda idia idid idir idis idps idra idsa idss iias iida iiii iiis iipa iira iirs iisd iisi iisp iisr ipad ipas ipba ipdi ipid ippa ippr ipri ipsa ipsi ipsp ipss irad irai irap irar iras irbp irda irdp irds iri- iria irid irip iris irpa irps irra irri irrs irsa irsp is-a isad isai isar isas isba isbd isda isdb isds isia isis ispa ispr isps isra isri isrp issa issi issp issr isss paap paar paas paba pada padd padi pads paia paib paid paip pair pais papa papb papi papp papr paps par- para pard pari parp parr pars pasa pasd pasi pasp pass pbar pbpa pbrs pbsa pbsp pdas pdbs pdpa pdpr pdrs pdsa pdsd pdss piai pias pibb pibi pida pids piia piip pipa pipi pipp pips pira piri pirr pirs pisa pisd pisi piss ppad ppap ppar ppds ppib ppid pppa pppd pppp ppps ppss prad prai prar pras prbs pri- pria prid prii pris prpd prps prrd prri prrs prsa prsd prsi prss psap psas psbd psbr psdi psdp psdr psds psia psid psip psis pspi pspp pspr psps psrd psrp pssa raab raad raas raba rabb rabi rabs rada radd radr rads raia raid raii raip rair rais rapa