-ic -th a-a a-b a-c a-i a-t aaa aab aac aah aai aao aar aat ab- aba abb abc abh abi abo abr abt ac- aca acb acc ach aci aco acr act aha ahb ahc ahh ahi aho ahr aht ai- aia aib aic aih aii aio air ait aoa aob aoc aoh aoi aoo aor aot ar- ara arb arc arh ari aro arr art at- ata atb atc ath ati ato atr att baa bab bac bah bai bao bar bat bba bbb bbc bbh bbi bbo bbr bbt bca bcb bcc bch bci bco bcr bct bha bhb bhc bhh bhi bho bhr bht bi- bia bib bic bih bii bio bir bit boa bob boc boh boi boo bor bot bra brb brh bri bro brr brt bta btb btc bth bti bto btr btt c-- caa cab cac cah cai cao car cat cba cbb cbc cbh cbi cbo cbr cbt cca ccb ccc cch cci cco ccr cct ch- cha chb chc chh chi cho chr cht ci- cia cib cic cih cii cio cir cit co- coa cob coc coh coi coo cor cot cra crb crc crh cri cro crr crt cta ctb ctc cth cti cto ctr ctt h-i haa hab hac hah hai hao har hat hba hbb hbc hbh hbi hbo hbr hbt hca hcb hcc hch hci hco hcr hct hha hhb hhc hhh hhi hho hhr hht hia hib hic hih hii hio hir hit hoa hob hoc hoh hoi hoo hor hot hr- hra hrb hrc hrh hri hro hrr hrt hta htb htc hth hti hto htr htt ia- iaa iab iac iah iai iao iar iat iba ibb ibc ibh ibi ibo ibr ibt ica icb icc ich ici ico icr ict iha ihb ihc ihh ihi iho ihr iht iia iib iic iih iii iio iir iit io- ioa iob ioc ioh ioi ioo ior iot ir- ira irb irc iri iro irr irt ita itb itc ith iti ito itt o-i oaa oab oac oah oai oao oar oat ob- oba obb obc obh obi obo obr obt oc- oca ocb occ och oci oco ocr oct oha ohc ohh ohi oho ohr oht oia oib oic oii oio oir oit oo- ooa oob ooc ooh ooi ooo oor oot or- ora orb orc orh ori oro orr ort ot- ota otb otc oth oti oto otr ott ra- raa rab rac rah rai rao rar rat rba rbb rbc rbh rbi rbo rbr rbt rca rcb rcc rch rci rco rcr rct rh- rha rhb rhc rhh rhi rho rhr rht ria rib ric rih rii rio rir rit roa rob roc roh roi roo ror rot rra rrb rrc rrh rri rrr rrt rta rtb rtc rti rto rtr rtt taa tab tac tah tai tao tar tat tba tbb tbc tbh tbi tbo tbr tbt tca tcb tcc tch tci tco tcr tct th- tha thb thc thh thi tho thr tht tia tib tic tih tii tio tir tit to- toa tob toc toh toi too tor tot tra trb trc trh tri tro trr trt tta ttb ttc tth tti tto ttr ttt

a-ha a-ii aaaa aaab aaac aaah aaai aaar aaba aabb aabc aabh aabi aabt aaca aacb aacc aach aaci aaco aacr aact aaha aaib aaic aaii aaoo aara aarc aari aaro aart aata aatc aatt abaa abab abac abai abar abat abb- abba abbb abbi abbo abbr abbt abca abcb abcc abch abci abcr abct abha abhi abho abhr abia abib abic abir abit aboa abob aboh aboo abor abot abra abrc abri abro abta ac-t acaa acab acac acai acar acat acba acca accc acch acci acco acct acha achh achi acho achr acht aci- acia acic acir acoa acoh acor acot acr- acra acrc acri acro acrr acta actc acth acti acto actt ahab ahac ahah ahai ahar ahat ahha ahio ahir ahit ahoa ahor ahot ahra ahrc ahrr ahta ahti ahto aiai aiba aibo aica aicc aich aicr aiha aiho aiia aiib aiic aiir aioc aioi aira airh airi airo airt aita aith aiti aitr aitt aoah aoba aoca aora aorb aort aotc arab arac arah arai arar arat arba arbh arbi arc- arca arch arci arco arct arh- aria arib arii ario arit aroa arob aroi aroo aror arr- arra arrc arrh arri arro arrr arrt arta artc arth arti arto artr at-t ataa atab atac atai atar atat atca atcc atch atco atcr atha athi atho atia atic atit atob atoc atoi ator atot atra atrc atri atro atta atti atto attr ba-i baaa baah baar baat baba babb babi babo babr bac- baca bacc bach baci baco bact baha bahi baho bahr baht baia baib baic baio bair bait baoh bar- bara barb barc barh bari baro barr bart bata batc bath bati bato batt bbbb bbch bbci bbrc bcaa bcar bcat bcbc bcca bccc bcci bcia bcit bcor bcra bctc bhai bhao bhar bhat bhca bhcc bhir bhit bhoi bhor bhot bhra bhrt biao biar biat biba bibb bibi bibo bica bicc bich bici bico biha bihi bio- bioc bioi biot bira birb biri biro birr birt bita bitc bith bito bitt boab boac boai boar boat boba bobb bobi bobo boca boch boco boha boho bohr boht boi- boii boit boob booc booh boor boot bor- bora borh bori boro borr bort bota botb both boti boto bott brab brac brah brai brao brat brca brcb bria bric brih brio brit broa brob broc broh broo bror brot brrr brtc btaa btcc btob btor btrc btrt bttb c-bo caaa caab caac caah caat caba cabi cabo cac- caca cacc cach caci caco cacr caha caht caia caib caic caio cair cait caoi caor cara carb carc cari caro carr cart cat- cata catb catc cath cati cato catt cbac cbar cbat cbbc cbca cbcc cbcr cbct cbha cbia cbir cbit cbot cbrh cbrt cbta cbtc