a-ii aaaa aaab aaac aaai aaap aaar aaba aabb aabc aabi aabp aaca aacb aacc aaci aaco aacp aacr aaib aaic aaii aaoo aapa aapc aapi aapo aara aarc aari aaro aarp abaa abab abac abag abai abap abar abb- abba abbb abbi abbo abbr abca abcb abcc abci abcp abcr abia abib abic abig abir aboa abob aboo abor abpa abpc abpi abpp abpr abra abrc abri abro acaa acab acac acag acai acap acar acba acca accc acci acco accp acga acgi acgr aci- acia acic acip acir acoa acog acop acor acpa acpi acpr acr- acra acrc acri acro acrr ag-o agac agag agai agao agap agar agba agbo agca agcc agco agga aggi agia agib agic agig agii agio agip agir agob agog agoo agra agri agro agrp aiai aiba aibo aica aicc aicp aicr aiga aigo aiia aiib aiic aiir aioc aioi aipa aipi aira airi airo airp aoba aoca aopo aora aorb apac apai apao apap apar apba apbg apbr apca apcb apcc apco apcr apga api- apia apic apig apio apip apo- apoc apoo apop apor appa appc appr apra aprc apri apro arab arac arag arai arap arar arba arbi arc- arca arci arco arga argb argi argo aria arib arig arii ario arip aroa arob aroi aroo aror arpa arpi arr- arra arrc arrg arri arro arrr ba-i baaa baar baba babb babi babo babr bac- baca bacc baci baco baga bagg bagi bago baia baib baic baig baio bair bapa bapc bapi bapp bar- bara barb barc barg bari baro barr bbbb bbci bbga bbpr bbrc bbrg bcaa bcap bcar bcbc bcbg bcbp bcca bccc bcci bcia bcor bcpp bcra bgca bgia biao biap biar biba bibb bibi bibo bica bicc bicg bici bico biga bigb bigc bigg bigo bio- bioc biog bioi bipa bipp bira birb birg biri biro birr boab boac boag boai boar boba bobb bobi bobo boca boco boga bogg bogi bogo boi- boii boob booc boog boop boor bopa bopp bor- bora borg bori boro borr bpai bpcp bprc brab brac brag brai brao brca brcb bria bric brig brio broa brob broc brog broo bror brrr c-bo caaa caab caac caap caba cabg cabi cabo cac- caca cacc caci caco cacr caga cagg cagi cago cagr caia caib caic caio caip cair caoi caor capa capb capc capi capo capp cara carb carc cari caro carp carr cbac cbar cbbc cbca cbcc cbcp cbcr cbga cbgb cbia cbir cbpc cbpp ccaa ccab ccac ccag ccai ccap ccar ccba ccbc ccca cccb cccc ccci cccp ccga ccgc ccic ccii ccip ccir ccob ccoc ccpa ccpp ccpr ccra ccrc ccrg ccri ccrp cgac cgap cgcc cgcg cgro ciaa ciao ciar ciba cibc cibi cibo cica cicc cici cico cicr ciga cigi ciia ciii ciob cior cipa cipo cipp cira cirb circ ciri ciro cirr coag coai coba cobb cobi cobo coca coco cocp cogi cogo coia coip coir coob coop copa copg copi copo copp copr cor- cora corb corc corg cori coro corp corr cpaa cpac cpag cpap cpbc cpca cpga cpgb cpia cpic cpio cppa cpri crab crac crag crai crap crar crbc crca crcc crcr cria crib cric crig crip crob croc croo crop cror crpc gaap gaar gaba gabb gabi gabo gabp gabr gaga gagg gagi gago gaia gaig gaip gair gapa gapi gapp gara garb garg gari garo garp garr gbag gbap gbbo gc-c gcaa gcap gcbc gccc gcic gcii gcoa gcpc gcrg gggg ggpo giaa giac giai giap giba gibb gica gicr giga gigg gigi gigo giog gioi giop gipa gipi gipp gira girg giri giro girr goai goar goba gobi gobo goca gocr goga gogi gogo goip goog gooi goop goor gopc gopi gopo gora gorb gorg gori goro gorp gorr gpaa gpac gpca gpgp gpip gpra gprp grab grac grai grap grbr grcc gria grib gric grig grip grob groc grog groi groo grop gror grpc grrr i-go iaaa iaac iaai iaap iaba iaca iacc iacp iacr iago iaia iapa iapp iara iarc ibac ibar ibca ibga ibia ibra ibrc ibri ibro icaa icab icac icag icai icao icap icar icbc icbp icca iccb iccc icci icco iccp iccr icga icgc icoc icor icpa icpc icpo icra icrc icrr igac igar igba igbc igbo igcc igcp igga igia igoo igor igpa igra igri iiac iica iiii iiio iioi iioo iiop iipa iira iirc ioba iobi iocg ioci iocp ioii ioio iooi iooo iora iorg iori ipac ipba ipca ipcc ipop ippa ippc ippo ippr ipri irac irai irao irap irar irbp irca ircc ircg iri- iria iric irig irio irip irob iroc irop irpa irpc irra irrc irri oaic oapi oara obai obba obbo obia oboi obor obra obri obro ocab ocac ocap ocbc occa occc occi ocga ocpa ocpp ocra ocro ocrr ogai ogar ogb ogba oggi ogoa ogog ogoi ogra ogri ogro oiba oici oigo oiii oipc oira ooaa ooba oobi oocr ooia oooo oora opap opar opca opia opic opii opio opo- opor oppa oppi oppo opra orab orac orai orao orar orba orbb orbi orbo orca orci orco orga orgo ori- oria oric orig orio oro- oror orpc orpi orra orri orro paag paap paar paba paca paci paco paga pagb pago paia paib paig paio paip pair paoc papa papb papg papi papp papr par- para parc parg pari paro parp parr pbac pbar pbcc pbgc pboc pbpa pcaa pcap pcba pcbc pcca pccc pcgg pcia pcip pcoa pcpb pcpp pcra pcrc pgaa pgcc pgia pgib pgrc piai piao pibb pibi pica picc pici pico picr piga pigb pigc pigg pigo pigp piia piip piob pipa pipi pipo pipp pira pirc pirg piri piro pirr poar poba pobo poca poco pogg pogo poia poio poop poor pop- popa popc popi popo popp pora porb porc porg pori poro porr ppac ppap ppar ppcc ppci ppga ppgi ppib ppic ppig ppoa pppa pppo pppp pprc prag prai prao prar prbc prca prcc prcp pri-