-er -ic a-a a-b a-c a-i aaa aab aac aad aae aah aai aar aau ab- aba abb abc abd abe abh abi abr abu ac- aca acb acc acd ace ach aci acr acu ad- ada adb adc add ade adh adi adr adu aea aeb aec aed aee aeh aei aer aeu aha ahb ahc ahd ahe ahh ahi ahr ahu ai- aia aib aic aid aie aih aii air aiu ar- ara arb arc ard are arh ari arr aru au- aua aub auc aud aue auh aui aur b-u baa bab bac bad bae bah bai bar bau bba bbb bbc bbd bbe bbh bbi bbr bbu bca bcb bcc bcd bce bch bci bcr bcu bda bdb bdc bdd bde bdh bdi bdr bdu be- bea beb bec bed bee beh bei ber beu bha bhb bhc bhd bhe bhh bhi bhr bhu bi- bia bib bic bid bie bih bii bir biu bra brb brd bre brh bri brr bru bua bub buc bud bue buh bui bur buu c-- caa cab cac cad cae cah cai car cau cba cbb cbc cbd cbe cbh cbi cbr cbu cca ccb ccc ccd cce cch cci ccr ccu cda cdb cdc cdd cde cdh cdi cdr cdu ce- cea ceb cec ced cee ceh cei cer ceu ch- cha chb chc chd che chh chi chr chu ci- cia cib cic cid cie cih cii cir ciu cra crb crc crd cre crh cri crr cru cua cub cuc cud cue cuh cui cur cuu daa dab dac dad dae dah dai dar dau dba dbb dbc dbd dbe dbh dbi dbr dbu dca dcb dcc dcd dce dci dcr dcu dda ddb ddc ddd dde ddh ddi ddr ddu de- dea deb dec ded dee deh dei der deu dh- dha dhb dhc dhd dhe dhh dhi dhr dhu di- dia dib dic did die dih dii dir diu dra drb drc drd dre dri drr dru dua dub duc dud due duh dui dur eaa eab eac ead eae eah eai ear eau eba ebb ebc ebd ebe ebh ebi ebr ebu ec- eca ecb ecc ecd ece ech eci ecr ecu ed- eda edb edc edd ede edh edi edr edu eea eeb eec eed eee eer eha ehb ehc ehd ehe ehh ehi ehr ehu eia eib eic eid eie eii eir eiu era erb erc erd ere erh eri err eru eu- eua eub euc eud eue eui eur h-i haa hab hac had hae hah hai har hau hba hbb hbc hbd hbe hbh hbi hbr hbu hca hcb hcc hcd hce hch hci hcr hda hdb hdc hdd hde hdh hdi hdr hdu he- hea heb hec hed hee heh hei her heu hha hhb hhc hhd hhe hhh hhi hhr hhu hia hib hic hid hie hih hii hir hiu hr- hra hrb hrc hrd hre hrh hri hrr hru hua hub huc hud hue huh hui hur huu i-d ia- iaa iab iac iad iae iah iai iar iau iba ibb ibc ibd ibe ibh ibi ibr ibu ica icb icc icd ice ich ici icr icu ida idb idc idd ide idh idi idr idu ie- iea iec ied iee iei ier iha ihb ihc ihd ihe ihh ihi ihr ihu iia iib iic iid iie iih iii iir iiu ir- ira irb irc ird ire iri irr iru iu- iua iub iuc iud iue iui iur ra- raa rab rac rad rae rah rai rar rau rba rbb rbc rbd rbe rbh rbi rbr rbu rca rcb rcc rcd rce rch rci rcr rcu rda rdb rdc rdd rde rdh rdi rdr rdu re- rea reb rec red ree reh rei rer reu rh- rha rhb rhc rhd rhe rhh rhi rhr rhu ria rib ric rid rie rih rii rir rra rrb rrc rrd rrh rri rrr rru rua rub ruc rud rue ruh rui rur ruu ua- uaa uab uac uad uae uah uai uar uau uba ubb ubc ube ubh ubi ubr ubu uca ucb ucc ucd uce uch uci ucr ucu uda udb udc udd ude udi udr udu uea ueb uec ued uee ueh uei uer uha uhb uhc uhd uhe uhh uhi uhr uhu uia uib uic uid uie uii uir uiu ur- ura urb urc urd ure uri urr uru uua uuc uue uur uuu

a-be a-ha a-ii aaaa aaab aaac aaad aaae aaah aaai aaar aaba aabb aabc aabd aabh aabi aaca aacb aacc aacd aace aach aaci aacr aacu aada aadc aade aadi aadu aaea aaec aaha aaib aaic aaii aara aarc aard aare aari aaru abaa abab abac abad abae abai abar abau abb- abba abbb abbe abbi abbr abca abcb abcc abcd abch abci abcr abda abdi abdu abec abed abee aber abha abhi abhr abia abib abic abid abie abir abiu abra abrc abri abua abud abue acaa acab acac acad acae acai acar acba acca accc accd acce acch acci accu acda acdb acdc acde acdi ace- acea acec aced aceh acer acha ache achh achi achr achu aci- acia acic acid acie acir acr- acra acrc acre acri acrr acu- acue acur adaa adab adac adad adae adah adai adar adba adbc adbi adcc adci adda addc addd adde addi addr addu adea adeb adee adeh ader adha adhd adhi adhu adia adib adic adie adir adra adre adua adub adue adur aeac aebi aecb aeci aede aeer aer- aera aerc aerd aeri ahab ahac ahad ahah ahai ahar ahau ahdi ahed ahha ahir ahra ahrc ahre ahrr ahua aiai aiba aica aicc aicd aice aich aicr aida aidb aidc aide aidi aidr aidu aiea aiee aiha aiia aiib aiic aiid aiir aira aird aire airh airi aiud aiui arab arac arad arae arah arai arar arau arba arbe arbh arbi arc- arca arce arch arci arda ardc arde ardi ardu area arec ared aree areh arei areu arh- aria