-er -ic -th a-a a-b a-c a-i a-t aaa aab aac aae aah aai aar aat ab- aba abb abc abe abh abi abr abt ac- aca acb acc ace ach aci acr act aea aeb aec aee aeh aei aer aet aha ahb ahc ahe ahh ahi ahr aht ai- aia aib aic aie aih aii air ait ar- ara arb arc are arh ari arr art at- ata atb atc ate ath ati atr att baa bab bac bae bah bai bar bat bba bbb bbc bbe bbh bbi bbr bbt bca bcb bcc bce bch bci bcr bct be- bea beb bec bee beh bei ber bet bha bhb bhc bhe bhh bhi bhr bht bi- bia bib bic bie bih bii bir bit bra brb bre brh bri brr brt bta btb btc bte bth bti btr btt c-- caa cab cac cae cah cai car cat cba cbb cbc cbe cbh cbi cbr cbt cca ccb ccc cce cch cci ccr cct ce- cea ceb cec cee ceh cei cer cet ch- cha chb chc che chh chi chr cht ci- cia cib cic cie cih cii cir cit cra crb crc cre crh cri crr crt cta ctb ctc cte cth cti ctr ctt eaa eab eac eae eah eai ear eat eba ebb ebc ebe ebh ebi ebr ebt ec- eca ecb ecc ece ech eci ecr ect eea eeb eec eee eer eet eha ehb ehc ehe ehh ehi ehr eht eia eib eic eie eii eir eit era erb erc ere erh eri err ert eta etb etc ete eth eti etr ett h-i haa hab hac hae hah hai har hat hba hbb hbc hbe hbh hbi hbr hbt hca hcb hcc hce hch hci hcr hct he- hea heb hec hee heh hei her het hha hhb hhc hhe hhh hhi hhr hht hia hib hic hie hih hii hir hit hr- hra hrb hrc hre hrh hri hrr hrt hta htb htc hte hth hti htr htt ia- iaa iab iac iae iah iai iar iat iba ibb ibc ibe ibh ibi ibr ibt ica icb icc ice ich ici icr ict ie- iea iec iee iei ier iet iha ihb ihc ihe ihh ihi ihr iht iia iib iic iie iih iii iir iit ir- ira irb irc ire iri irr irt ita itb itc ite ith iti itt ra- raa rab rac rae rah rai rar rat rba rbb rbc rbe rbh rbi rbr rbt rca rcb rcc rce rch rci rcr rct re- rea reb rec ree reh rei rer ret rh- rha rhb rhc rhe rhh rhi rhr rht ria rib ric rie rih rii rir rit rra rrb rrc rrh rri rrr rrt rta rtb rtc rte rti rtr rtt taa tab tac tae tah tai tar tat tba tbb tbc tbe tbh tbi tbr tbt tca tcb tcc tce tch tci tcr tct te- tea teb tec tee teh tei ter tet th- tha thb thc the thh thi thr tht tia tib tic tie tih tii tir tit tra trb trc tre trh tri trr trt tta ttb ttc tte tth tti ttr ttt

a-be a-ha a-ii aaaa aaab aaac aaae aaah aaai aaar aaba aabb aabc aabh aabi aabt aaca aacb aacc aace aach aaci aacr aact aaea aaec aaha aaib aaic aaii aara aarc aare aari aart aata aatc aatt abaa abab abac abae abai abar abat abb- abba abbb abbe abbi abbr abbt abca abcb abcc abch abci abcr abct abec abee aber abet abha abhi abhr abia abib abic abie abir abit abra abrc abri abta ac-t acaa acab acac acae acai acar acat acba acca accc acce acch acci acct ace- acea acec aceh acer acet acha ache achh achi achr acht aci- acia acic acie acir acr- acra acrc acre acri acrr acta actc acte acth acti actt aeac aebi aecb aeci aect aeer aeit aer- aera aerc aeri aeta aetc aetr aett ahab ahac ahah ahai ahar ahat ahet ahha ahir ahit ahra ahrc ahre ahrr ahta ahte ahti aiai aiba aica aicc aice aich aicr aiea aiee aiet aiha aiia aiib aiic aiir aira aire airh airi airt aita aite aith aiti aitr aitt arab arac arae arah arai arar arat arba arbe arbh arbi arc- arca arce arch arci arct area arec aree areh arei aret arh- aria arib arie arii arit arr- arra arrc arre arrh arri arrr arrt arta artc arte arth arti artr at-t ataa atab atac atae atai atar atat atca atcc atch atcr atea atec atee atei ater atha athe athi atia atic atie atit atra atrc atre atri atta atte atti attr ba-i baaa baah baar baat baba babb babe babi babr bac- baca bacc bace bach baci bact baer baha bahi bahr baht baia baib baic baie bair bait bar- bara barb barc bare barh bari barr bart bata batc bate bath bati batt bbbb bbch bbci bbeb bbet bbrc bcaa bcar bcat bcbc bcca bccc bcci bcec bcer bcet bche bcia bcie bcit bcra bctc beah bear beat beba bebb bebe bebi beca bech beci beeb beer beet behr beia beic beir beit bera berc bere beri berr bert beta betc bete beth beti bett bhai bhar bhat bhca bhcc bher bhet bhie bhir bhit bhra bhrt biar biat biba bibb bibe bibi bica bicc bice bich bici bieb bier biet biha bihe bihi bira birb bire biri birr birt bita bitc bite bith bitt brab brac brae brah brai brat brca brcb brce brea breb brec bree brei brer bret bria bric brie brih brit brrr brtc btaa btcc btec btie btrc btrt bttb caaa caab caac caah caat caba cabe cabi cac- caca cacc cace cach caci cacr caec caei caer caha cahe caht caia caib caic cair cait cara carb carc care cari carr cart cat- cata catb catc cate cath cati catt cbac cbar cbat cbbc cbca cbcc cbce cbcr