a-ha a-ii aaaa aaab aaac aaah aaai aaar aaba aabb aabc aabh aabi aaca aacb aacc aach aaci aacr aagh aaha aaib aaic aaii aara aarc aari abaa abab abac abag abai abar abb- abba abbb abbi abbr abca abcb abcc abch abci abcr abha abhi abhr abia abib abic abig abir abra abrc abri acaa acab acac acag acai acar acba acca accc acch acci acga acgi acgr acha achh achi achr aci- acia acic acir acr- acra acrc acri acrr agac agag agai agar agba agca agcc agga aggi agha agia agib agic agig agii agir agra agri ahab ahac ahah ahai ahar ahha ahir ahra ahrc ahrr aiai aiba aica aicc aich aicr aiga aiha aiia aiib aiic aiir aira airh airi arab arac arag arah arai arar arba arbh arbi arc- arca arch arci arga argb argh argi arh- aria arib arig arii arr- arra arrc arrg arrh arri arrr ba-i baaa baah baar baba babb babi babr bac- baca bacc bach baci baga bagg bagh bagi baha bahi bahr baia baib baic baig bair bar- bara barb barc barg barh bari barr bbbb bbch bbci bbga bbrc bbrg bcaa bcar bcbc bcbg bcca bccc bcci bcia bcra bgca bgia bhag bhai bhar bhca bhcc bhir bhra biar biba bibb bibi bica bicc bicg bich bici biga bigb bigc bigg biha bihi bira birb birg biri birr brab brac brag brah brai brca brcb bria bric brig brih brrr caaa caab caac caah caba cabg cabi cac- caca cacc cach caci cacr caga cagg cagi cagr caha caia caib caic cair cara carb carc cari carr cbac cbar cbbc cbca cbcc cbcr cbga cbgb cbha cbia cbir cbrh ccaa ccab ccac ccag ccai ccar ccba ccbc ccca cccb cccc ccci ccga ccgc ccha cchr ccic ccii ccir ccra ccrc ccrg ccri cgac cgcc cgcg chaa chab chac chag chah chai char chca chch chci chgb chha chia chib chic chig chih chir chra chrb chrc chrr ciaa ciar ciba cibc cibi cica cicc cich cici cicr ciga cigi cihr ciia ciii cira cirb circ cirh ciri cirr crab crac crag crai crar crbc crca crcc crcr cria crib cric crig gaar gaba gabb gabi gabr gach gaga gagg gagi gaha gahi gaia gaig gair gara garb garg gari garr gbag gc-c gcaa gcbc gccc gcic gcii gcrg gggg gghg ghai ghar ghia ghib giaa giac giai giba gibb gibh gica gicr giga gigg gigi gira girg giri girr grab grac grai grbr grcc gria grib gric grig grrr h-ii haab haag haar haba habi hag- haga hagg hagh hagi haha haig hair hara harc harh hari harr hbag hbar hbic hcbc hcca hccb hccc hcch hcgh hchi hgah hgar hggc hhaa hhgg hhhh hi-c hiaa hiab hiag hiar hiba hibi hicc hich higa high higi hihc hihi hira hiri hrac hrib hrrc iaaa iaac iaai iaba iaca iacc iacr iahc iaia iara iarc ibac ibar ibca ibga ibia ibra ibrc ibri icaa icab icac icag icai icar icbc icca iccb iccc icci iccr icga icgc ichc ichi ichr icra icrc icrr igac igar igba igbc igcc igga igia igra igri ihab ihba ihcc ihra ihrc iiac iica iiii iira iirc irac irai irar irca ircc ircg iri- iria iric irig irra irrc irri raab raag raba rabb rabi rac- raca racc rach raci raga ragg ragh ragi raha rahi rahr raia raic raig raii rair rara rarb rari rbbb rbbr rbgh rcac rcbc rccb rccc rcga rcgc rchb rcic rcrg rgba rgbi rhag rhbg rhcg rhib riaa riab riah riai rib- riba rica ricc rich riga rigg righ rigi riha riia riri rrah rrrr