a-ii aaaa aaab aaac aaai aaal aaar aaba aabb aabc aabi aabl aabt aaca aacb aacc aaci aacl aaco aacr aact aaib aaic aaii aala aalc aali aall aalo aaoo aara aarc aari aaro aart aata aatc aatt abaa abab abac abai abal abar abat abb- abba abbb abbi abbo abbr abbt abca abcb abcc abci abcl abcr abct abia abib abic abil abir abit abla ablo aboa abob abol aboo abor abot abra abrc abri abro abta ac-t acaa acab acac acai acar acat acba acbl acca accc acci acco acct aci- acia acic acir acla aclc acli aclr acoa acol acor acot acr- acra acrc acri acro acrr acta actc acti actl acto actt aiai aiba aibl aibo aica aicc aicr aiia aiib aiic aiir aila aili aioc aioi aira airi airo airt aita aiti aitr aitt alaa alac alai alal alao alar alat alb- alba albc albi albo alca alcc alco ali- alia alib alii alil alio alir alit all- alla alli alll allo allr aloa aloc aloi alol aloo alor alot alro alta alti alto aoba aoca aola aora aorb aort aotc arab arac arai aral arar arat arba arbi arc- arca arci arco arct aria arib arii aril ario arit arla arli arlo aroa arob aroi aroo aror arr- arra arrc arri arro arrr arrt arta artc arti arto artr at-l at-t ataa atab atac atai atal atar atat atca atcc atcl atco atcr atia atic atil atit atla atli atlo atob atoc atoi atol ator atot atra atrc atri atro atta atti atto attr ba-i baaa baal baar baat baba babb babi babo babr bac- baca bacc baci baco bact baia baib baic bail baio bair bait bala balc bali ball balo balt baol bar- bara barb barc bari baro barr bart bata batc bati bato batt bbbb bbci bblb bbrc bcaa bcar bcat bcbc bcca bccc bcci bccl bcia bcit bcor bcra bctc bial biao biar biat biba bibb bibi bibl bibo bica bicc bici bico bila bili bill bilo bilt bio- bioc bioi biol biot bira birb biri birl biro birr birt bita bitc bito bitt blaa blab blac blat blbt blic blio blir blit blob bloc bloo blot blrc boab boac boai boal boar boat boba bobb bobi bobo boca boco boi- boii boil boit bola boli boll bolo bolt boob booc bool boor boot bor- bora bori boro borr bort bota botb boti boto bott brab brac brai brao brat brca brcb bria bric bril brio brit broa brob broc brol broo bror brot brrr brtc btaa btcc btcl btla btob btor btrc btrt bttb c-bo caaa caab caac caal caat caba cabi cabo cac- caca cacc caci caco cacr caia caib caic cail caio cair cait cala calc cali call calo calt caoi caol caor cara carb carc cari carl caro carr cart cat- cata catb catc cati cato catt cbac cbal cbar cbat cbbc cbca cbcc cbcl cbcr cbct cbia cbir cbit cblb cblc cbol cbot cbrl cbrt cbta cbtc cbtl ccaa ccab ccac ccai ccar ccat ccba ccbc ccca cccb cccc ccci cccl ccic ccii ccil ccir ccla cclc ccli ccob ccoc ccra ccrc ccri ccrl ccrt cctb cctc cctl cctt ciaa cial ciao ciar ciat ciba cibc cibi cibo cica cicc cici cico cicr cict ciia ciii ciit cila cili cill cilo cilt ciob cior cira cirb circ ciri cirl ciro cirr cirt cita citb citi citl cito citt clab clai clar clat clib clic clii clio clir clit clob cloo clor clot clra clri clro cltb cltc coai coal coat coba cobb cobi cobo coca coco coct coia coil coir coit col- cola colb coli coll colo colt coob cool coot cor- cora corb corc cori corl coro corr cort cota cotb cotc coti coto cott crab crac crai crar crat crbc crca crcc crcr cria crib cric crit crob croc crol croo cror crot crrt crtc crtl ctab ctal ctba ctbi ctca ctia ctic ctol ctor ctot ctrc ctrl ctta iaaa iaac iaai iaal iaat iaba iaca iacc iacr iact iaia iala iall iara iarc iart iata iatc iati ibac ibar ibat ibca ibia ibot ibra ibrc ibri ibro ibtb ibtc ibtl icaa icab icac icai ical icao icar icat icbc icca iccb iccc icci iccl icco iccr icct icll iclr icoc icor icra icrc icrr icrt icta iiac iica iiii iiio iiit iila iioi iioo iira iirc iita iitr iitt ilac ilal ilar ilbc ilca ilia ilic ilio ilir ilit ill- illa illi illo illt iloc iloo ilot ioba iobi ioci ioii ioio ioit iola iolo iooi iooo iora iori iota ioto irac irai iral irao irar irca ircc iri- iria iric iril irio irla irlb irob iroc irra irrc irri irta irti itaa itac itai ital itar itat itia itic itil itll itoi itol itoo itor itra itri itta itto laaa laac laal laar laat laba labi labo labr laca lacc laci lacl laco lact laia laic lail lair lait lala lali lall lalo lara larb larc lari larr lart lata latc lati lato latt lbar lbcc lbia lblr lbrt lcac lcat lcbc lcca lccc lcia lcor lcra lcrl lctl lcto liac liao liar liat liba libc libo libr lica lico licr lict liia liii liir lila lilb lili lill lilo lilt lio- lior lira lirc liri lirl liro lirr lirt lita litb liti litl lito litr litt llao llat llcc lllc llll lloa lloc lloo loac loar loat lob- loba lobb lobi lobo loca locc loci loco loic loir loit lola loli loll lolo loob looc lool loor loot lora lori loro lota loti lotl loto lotr lott lrac lral lrat lrba lric lroc lroi lrrc lrrr lrta ltac ltbl ltcc ltci ltib ltra lttc lttr oaic oall oara obai obal obba obbo obia obit obla oboi obol obor obot obra obri obro ocab ocac ocal ocat ocbc occa occc occi occt oclc ocra ocrl ocro ocrr oct- octa octi octo oiba oici oiii oila oira oirt oita oitc oiti olac