a-ii aaaa aaab aaaf aaai aaar aaba aabb aabi aafa aafb aaff aafi aaib aaii aaoo aara aari aaro abaa abab abaf abai abar abb- abba abbb abbi abbo abbr abff abia abib abir aboa abob abof aboo abor abra abri abro abza afaa afao afar affa affi affo afia afib afif afir afoa afoo afor afr- afra afri afro aiai aiba aibo aiff aiia aiib aiir aioi aira airi airo aiza aizi aoba aora aorb arab araf arai arar arba arbi arfa arfb arff aria arib arif arii ario ariz aroa arob aroi aroo aror aroz arr- arra arri arro arrr arza arzo aza- azab azai azar azaz azia aziz azo- azof azoi azoo azor azra azza azzi azzo ba-i baaa baaf baar baaz baba babb babi babo babr baff bafo baia baib baio bair bar- bara barb barf bari baro barr barz baza bazi bazo bbbb biaf biao biar biba bibb bibi bibo bifa biff bifi bio- bioi bira birb biri biro birr bizz boab boai boar boaz boba bobb bobi bobo bofa boff boi- boii boob boof boor booz bor- bora borf bori boro borr borz boza bozi bozo brab braf brai brao braz bria brio briz broa brob broo bror broz brrr brza bzzz faaa faba fabi fabo fafa faff fafi fafo faio fair faiz fara farb faro farr farz faza fbar ffar ffff ffii ffrr fiaa fiaf fiar fiba fifa fiff fifi fifo fiii fior fira fiza fizz foaf foar foba fofo foia foof for- fora forb fori foro forr foza frab fria frib frio friz frob frzb iaaa iaai iaba iaff iaia iara ibar ibfi ibia ibra ibri ibro ifaa ifao ifar ifbb ifor ifra ifrb ifrf ifri iifa iiii iiio iioi iioo iira ioba iobi ioii ioio ioof iooi iooo iora iori iraf irai irao irar iri- iria irio irob irra irri izar izba izia izra izzo oafo oara obai obba obbo obia oboi obor obra obri obro off- offa offo offr ofor ofoz ofra oiba oiii oira ooaa ooba oobi ooff ooia oooo oora oozi orab orai orao orar orba orbb orbi orbo orff orfi ori- oria orif orio oro- orof oror oroz orra orri orro orzo ozai ozar raab raaf raaz raba rabb rabi rabo rafa raff rafi rafz raia raif raii rair raiz raob rara rarb rarf rari raro rarz raza razi razo razr razz rbaf rbbb rbbr riaa riab riai riaz rib- riba ribo rifa riff riia riif rioz riri riza rizi rizz roab roaf roar rob- roba robb robi robo roff rofo roia roif roio roir roiz roob roof rooi roor rooz rora rori roro roza rozi rozz rrif rrrr rzab z-ro zaar zaba zabi zabo zabr zaia zaio zara zarb zarf zari zaro zarr zaza zazi zbar ziar ziaz ziba zibo ziff zira ziri ziro ziza zizi zizz zoar zobo zoff zoia zoio zoo- zora zorb zori zoro zoza zozo zzzz