a-a a-b aaa aab aag aao aar aas ab- aba abb abg abo abr abs ag- aga agb agg ago agr ags aoa aob aog aoo aor aos ar- ara arb arg aro arr ars as- asa asb asg aso asr ass baa bab bag bao bar bas bba bbb bbg bbo bbr bbs bga bgb bgg bgo bgr bgs boa bob bog boo bor bos bra brb brg bro brr brs bsa bsb bsg bso bsr bss gaa gab gag gao gar gas gba gbg gbo gbr gbs gga ggb ggg ggo ggr ggs goa gob gog goo gor gos gra grb grg gro grr grs gsa gsb gsg gso gsr gss oaa oab oag oao oar oas ob- oba obb obg obo obr obs oga ogg ogo ogs oo- ooa oob oog ooo oor oos or- ora orb org oro orr ors os- osa osb osg oso osr oss ra- raa rab rag rao rar ras rba rbb rbg rbo rbr rbs rga rgb rgg rgo rgr rgs roa rob rog roo ror ros rra rrb rrg rrr rrs rsa rsb rsg rso rsr rss saa sab sag sao sar sas sba sbb sbg sbo sbr sbs sga sgb sgg sgo sgr sgs soa sob sog soo sor sos sr- sra srb srg sro srr srs ss- ssa ssb ssg sso ssr sss

aaaa aaab aaar aaas aaba aabb aaoo aara aaro aars aasa aass abaa abab abag abar abas abb- abba abbb abbo abbr abbs aboa abob aboo abor abos abra abro abrs abs- absa abss ag-o agag agao agar agas agba agbo agga agob agog agoo agos agra agro agsa agsg aoba aora aorb aors aoss arab arag arar aras arba arbs arga argb argo args aroa arob aroo aror aros arr- arra arrg arro arrr arrs ars- arsa arso asaa asab asag asao asar asas asba asbo asob asog asor asos asra asrg asro asrs assa asso assr asss baaa baar baas baba babb babo babr babs baga bagg bago bags baos bar- bara barb barg baro barr bars basa baso bass bbas bbbb bbbs bbga bbrg bggs boab boag boar boas boba bobb bobo bobs boga bogg bogo bogs boob boog boor boos bor- bora borg boro borr bors bosa boso boss brab brag brao bras broa brob brog broo bror bros brrr brrs brsb brsr bsaa bsas bsgs bsos bsra gaar gaas gaba gabb gabo gabr gabs gaga gagg gago gags gaos gara garb garg garo garr gars gasa gasb gaso gasr gass gbag gbas gbbo gbbs gggg ggss goar goas goba gobo gobs goga gogo gogs goog goor goos gora gorb gorg goro gorr gors goso goss grab gras grbr grob grog groo gror gros grrr grrs grss gsab gsos oara oars oass obas obba obbo obor obos obra obro obsr obss ogar ogb ogba ogoa ogog ogra ogro ooaa ooba oooo ooos oora oosa orab orao orar oras orba orbb orbo orbs orga orgo orgs oro- oror oros orra orro orrs orsa orso osag osar osas osba osoo osor osos osro ossa ossb osso raab raag raas raba rabb rabo rabs raga ragg rago rags raob raos rara rarb raro rars rasa raso rass rbbb rbbr rbbs rbss rgba roab roag roar roas rob- roba robb robo robs roga rogg rogo roob roog roor roos rora roro rosa roso ross rras rrrr rsaa rsgb rsos rssa s-os saab saag saar saas saba sabb sabo sabr sabs saga sagg sago sags saor saos sara sarg saro sarr sars sasa saso sass sbaa sbar sbas sbbs sbor sbsa sgaa sggg sggs sgro sgss soar soas soba sobo sobr sobs soga sogo sogs soog soor soos sora sorb sorg soro sorr sors sosa soso soss sras srgb sros ssaa ssab ssao ssas ssbr ssgs ssra ssrg ssrs sssa sssb ssss

-aaa- aaaas aaarg aaasa aaass aabaa aabba aabga aabra aasra abaab ababa ababs abaga abago abara abasa abass abbar abbas abbos abbrs abgar aboab abobo abora aboso abrar abras absar agago agara agaro agars agbor aggag aggar aggro agogo agoos agora agras agro- agror agros aooga aoos ar-ab arab- araba arabo arabs arago arara arars arass arbab arbar arbas arbor arbos argas argos aroab aroar aroba aroga aroor aroos arora arosa arras arros arsos asaba asaga asara asaro asasa asbos asbro asgar asoar asoga asors asosa asrar asror assab assas assoa assos baars babar babas babbs baboo babos babra bagag bagao bagar bagas bagga baggs bagor bagra baoro baraa barab barag barao barar baras barba barbs barga baro- baroa barog baroo baror baros barra barro barrs barsa barss basab basar basgo baso- basor basra bassa basso bo-bo boaro boars bobar bobos bobr bogar bogga boggs bogor bogos bogra booba boobs boora boors boosa boras borba borbo borga borgo borgs boro- boroa boroo boros borra borro borsa bosas bosor bosra bossa bosso braas braga bragb bragg brags brasa brass brobo brobs broga brogs broos brora bross brrar brrrr bsaba ga-ga gaago gaara gabar gabas gabba gabbo gabbs gabor gabos gabra gagar gaggo gagra garab garag garas garba garbo garbs garga garoo garor garos garra garro garrs garss gasag gbara ggaba go-go go-oo goaso gobag gobar gobbo gobos gogao gogar gogga gogos gogro goobo googs goora goraa gorab goras gorgo gossa grabo grabs gragg graso grass grgar groa grogg grogs groos gross grrrr o-r-b oagar oaror obaba obara oboga obora oboro obrab obras og-os ogags oggar ogoas ogogo ogors ooooo oraas oraba orara orobo oroso orrgo osars osgar ososo ossos ra-ra raaba raaor raasa raaso rabab rabas rabba rabor rabos ragas ragga raggs ragoo rarbg rasar rasas rasor rasos rasra rassa rasso ro-ro roars robab robar robas robbo robbs robo- robor rooba roosa rorra rosar rosas rossa rosso rosss rraga rragb rsaog s-o-r sa-ra saaba saabo saabs saara saasa sabar sabas saboo sabor sabra sabsa sagaa sagar sagas sagoo sagos sagra saora saraa sarab sarao saras sargo sargs saros sarra sarro sarsa sasor sassa sasso so-so soara soars sobao sobor sobra sogar sogra sooar soras sorbo