-er -ic a-a a-b a-c a-i a-t aaa aab aac aad aae aai aam aar aat ab- aba abb abc abd abe abi abm abr abt ac- aca acb acc acd ace aci acm acr act ad- ada adb adc add ade adi adm adr adt aea aeb aec aed aee aei aem aer aet ai- aia aib aic aid aie aii aim air ait ama amb amc amd ame ami amm amr amt ar- ara arb arc ard are ari arm arr art at- ata atb atc atd ate ati atm atr att baa bab bac bad bae bai bam bar bat bba bbb bbc bbd bbe bbi bbm bbr bbt bca bcb bcc bcd bce bci bcm bcr bct bda bdb bdc bdd bde bdi bdm bdr bdt be- bea beb bec bed bee bei bem ber bet bi- bia bib bic bid bie bii bim bir bit bma bmb bmc bmd bme bmi bmm bmr bmt bra brb brd bre bri brm brr brt bta btb btc btd bte bti btm btr btt c-- caa cab cac cad cae cai cam car cat cba cbb cbc cbd cbe cbi cbm cbr cbt cca ccb ccc ccd cce cci ccm ccr cct cda cdb cdc cdd cde cdi cdm cdr cdt ce- cea ceb cec ced cee cei cem cer cet ci- cia cib cic cid cie cii cim cir cit cma cmb cmc cmd cme cmi cmm cmr cmt cra crb crc crd cre cri crm crr crt cta ctb ctc ctd cte cti ctm ctr ctt daa dab dac dad dae dai dam dar dat dba dbb dbc dbd dbe dbi dbm dbr dbt dca dcb dcc dcd dce dci dcm dcr dct dda ddb ddc ddd dde ddi ddm ddr ddt de- dea deb dec ded dee dei dem der det di- dia dib dic did die dii dim dir dit dma dmb dmc dmd dme dmi dmm dmr dmt dra drb drc drd dre dri drm drr drt dta dtb dtc dtd dte dti dtm dtr dtt eaa eab eac ead eae eai eam ear eat eba ebb ebc ebd ebe ebi ebm ebr ebt ec- eca ecb ecc ecd ece eci ecm ecr ect ed- eda edb edc edd ede edi edm edr edt eea eeb eec eed eee eem eer eet eia eib eic eid eie eii eim eir eit em- ema emb emc emd eme emi emm emr emt era erb erc erd ere eri erm err ert eta etb etc etd ete eti etm etr ett i-d ia- iaa iab iac iad iae iai iam iar iat iba ibb ibc ibd ibe ibi ibm ibr ibt ica icb icc icd ice ici icm icr ict ida idb idc idd ide idi idm idr idt ie- iea iec ied iee iei iem ier iet iia iib iic iid iie iii iim iir iit im- ima imb imc imd ime imi imm imt ir- ira irb irc ird ire iri irm irr irt ita itb itc itd ite iti itm itt m-r maa mab mac mad mae mai mam mar mat mba mbb mbc mbd mbe mbi mbm mbr mbt mc- mca mcb mcc mcd mce mci mcm mcr mct mda mdb mdc mdd mde mdi mdm mdr mdt mea meb mec med mee mei mem mer met mi- mia mib mic mid mie mii mim mir mit mma mmb mmc mmd mme mmi mmm mmr mmt mra mrb mrc mrd mre mri mrm mrr mrt mta mtb mtc mtd mte mti mtm mtr mtt ra- raa rab rac rad rae rai ram rar rat rba rbb rbc rbd rbe rbi rbm rbr rbt rca rcb rcc rcd rce rci rcm rcr rct rda rdb rdc rdd rde rdi rdm rdr rdt re- rea reb rec red ree rei rem rer ret ria rib ric rid rie rii rim rir rit rma rmb rmc rmd rme rmi rmm rmr rmt rra rrb rrc rrd rri rrm rrr rrt rta rtb rtc rtd rte rti rtm rtr rtt taa tab tac tad tae tai tam tar tat tba tbb tbc tbd tbe tbi tbm tbr tbt tca tcb tcc tcd tce tci tcm tcr tct tda tdb tdc tdd tde tdi tdm tdr tdt te- tea teb tec ted tee tei tem ter tet tia tib tic tid tie tii tim tir tit tma tmb tmc tmd tme tmi tmm tmr tmt tra trb trc trd tre tri trm trr trt tta ttb ttc ttd tte tti ttm ttr ttt

a-be a-ii aaaa aaab aaac aaad aaae aaai aaam aaar aaba aabb aabc aabd aabi aabm aabt aaca aacb aacc aacd aace aaci aacm aacr aact aada aadc aade aadi aadt aaea aaec aaem aaib aaic aaii aama aamb aamc aamd aame aami aamr aara aarc aard aare aari aarm aart aata aatc aatt abaa abab abac abad abae abai abam abar abat abb- abba abbb abbe abbi abbr abbt abca abcb abcc abcd abci abcr abct abda abdi abec abed abee aber abet abia abib abic abid abie abim abir abit abma abmb abmc abmt abra abrc abri abta ac-t acaa acab acac acad acae acai acar acat acba acca accc accd acce acci accm acct acda acdb acdc acde acdi acdm acdt ace- acea acec aced acem acer acet aci- acia acic acid acie acim acir acma acmc acme acmi acr- acra acrc acre acri acrm acrr acta actc acte acti actt adaa adab adac adad adae adai adam adar adat adba adbc adbi adcc adci adda addc addd adde addi addr adea adeb adee adem ader adet adia adib adic adie adim adir adit adma admb adme admi admr adra adre adta aeac aebi aecb aeci aect aede aedt aeer aeit aemt aer- aera aerc aerd aeri aeta aetc aetr aett aiai aiba aica aicc aicd aice aicr aida aidb aidc aide aidi aidr aidt aiea aiee aiet aiia aiib aiic aiid aiir aimc aime aimi aimm aira aird aire