-ic a-a a-b a-c a-i aaa aab aac aad aag aah aai aar ab- aba abb abc abd abg abh abi abr ac- aca acb acc acd acg ach aci acr ad- ada adb adc add adg adh adi adr ag- aga agb agc agd agg agh agi agr aha ahb ahc ahd ahg ahh ahi ahr ai- aia aib aic aid aig aih aii air ar- ara arb arc ard arg arh ari arr baa bab bac bad bag bah bai bar bba bbb bbc bbd bbg bbh bbi bbr bca bcb bcc bcd bcg bch bci bcr bda bdb bdc bdd bdg bdh bdi bdr bga bgb bgc bgd bgg bgh bgi bgr bha bhb bhc bhd bhg bhh bhi bhr bi- bia bib bic bid big bih bii bir bra brb brd brg brh bri brr c-- caa cab cac cad cag cah cai car cba cbb cbc cbd cbg cbh cbi cbr cca ccb ccc ccd ccg cch cci ccr cda cdb cdc cdd cdg cdh cdi cdr cga cgb cgc cgd cgg cgh cgi cgr ch- cha chb chc chd chg chh chi chr ci- cia cib cic cid cig cih cii cir cra crb crc crd crg crh cri crr daa dab dac dad dag dah dai dar dba dbb dbc dbd dbg dbh dbi dbr dca dcb dcc dcd dcg dci dcr dda ddb ddc ddd ddg ddh ddi ddr dga dgc dgd dgg dgh dgi dgr dh- dha dhb dhc dhd dhh dhi dhr di- dia dib dic did dig dih dii dir dra drb drc drd drg dri drr g-d gaa gab gac gad gag gah gai gar gba gbc gbd gbg gbh gbi gbr gca gcb gcc gcd gcg gch gci gcr gda gdb gdc gdd gdh gdi gdr gga ggb ggc ggd ggg ggh ggi ggr gha ghb ghc ghd ghg ghh ghi ghr gia gib gic gid gig gih gii gir gra grb grc grd grg grh gri grr h-i haa hab hac had hag hah hai har hba hbb hbc hbd hbg hbh hbi hbr hca hcb hcc hcd hcg hch hci hcr hda hdb hdc hdd hdg hdh hdi hdr hga hgb hgc hgg hgh hgi hgr hha hhb hhc hhd hhg hhh hhi hhr hia hib hic hid hig hih hii hir hr- hra hrb hrc hrd hrg hrh hri hrr i-d ia- iaa iab iac iad iag iah iai iar iba ibb ibc ibd ibg ibh ibi ibr ica icb icc icd icg ich ici icr ida idb idc idd idg idh idi idr iga igb igc igd igg igh igi igr iha ihb ihc ihd ihg ihh ihi ihr iia iib iic iid iih iii iir ir- ira irb irc ird irg iri irr ra- raa rab rac rad rag rah rai rar rba rbb rbc rbd rbg rbh rbi rbr rca rcb rcc rcd rcg rch rci rcr rda rdb rdc rdd rdg rdh rdi rdr rga rgb rgc rgd rgg rgh rgi rgr rh- rha rhb rhc rhd rhg rhh rhi rhr ria rib ric rid rig rih rii rir rra rrb rrc rrd rrg rrh rri rrr

a-ha a-ii aaaa aaab aaac aaad aaah aaai aaar aaba aabb aabc aabd aabh aabi aaca aacb aacc aacd aach aaci aacr aada aadc aadi aagh aaha aaib aaic aaii aara aarc aard aari abaa abab abac abad abag abai abar abb- abba abbb abbi abbr abca abcb abcc abcd abch abci abcr abda abdi abgd abha abhi abhr abia abib abic abid abig abir abra abrc abri acaa acab acac acad acag acai acar acba acca accc accd acch acci acda acdb acdc acdi acga acgi acgr acha achh achi achr aci- acia acic acid acir acr- acra acrc acri acrr adaa adab adac adad adag adah adai adar adba adbc adbi adcc adci adda addc addd addi addr adha adhd adhi adia adib adic adig adir adra agac agad agag agai agar agba agca agcc agda agga aggi agha agia agib agic agid agig agii agir agra agri ahab ahac ahad ahah ahai ahar ahdi ahha ahir ahra ahrc ahrr aiai aiba aica aicc aicd aich aicr aida aidb aidc aidi aidr aiga aiha aiia aiib aiic aiid aiir aira aird airh airi arab arac arad arag arah arai arar arba arbh arbi arc- arca arch arci arda ardc ardi arga argb argh argi arh- aria arib arid arig arii arr- arra arrc arrg arrh arri arrr ba-i baaa baad baah baar baba babb babi babr bac- baca bacc bach baci bada badb badd badh badi badr baga bagg bagh bagi baha bahi bahr baia baib baic baid baig bair bar- bara barb barc bard barg barh bari barr bbad bbbb bbch bbci bbdd bbga bbrc bbrg bcaa bcar bcbc bcbg bcca bccc bcci bcda bchd bcia bcra bd-r bdbc bddc bddh bdii bgca bgia bhag bhai bhar bhca bhcc bhir bhra biad biar biba bibb bibi bica bicc bicg bich bici bida bidi bidr biga bigb bigc bigd bigg biha bihi bira birb bird birg biri birr brab brac brad brag brah brai brca brcb brda bria bric brid brig brih brrr c-cd caaa caab caac caah caba cabg cabi cac- caca cacc cach caci cacr cada cadc cadd cadi cadr caga cagg cagi cagr caha caia caib caic caid cair cara carb carc card cari carr cbac cbar cbbc cbca cbcc cbcr cbdb cbdc cbdi cbga cbgb cbha cbia cbid cbir cbrd cbrh ccaa ccab ccac ccad ccag ccai ccar ccba ccbc ccca cccb cccc ccci ccdc ccdh ccdi ccdr ccga ccgc ccha cchr ccic ccid ccii ccir ccra ccrc ccrg ccri cd-r cdaa cdac cdad cdai cdba cdda cddb cddr cdic cdii cgac cgcc cgcg chaa chab chac chad chag chah chai char chca chch chci chdi chgb chgd chha chia chib chic chid chig chih chir chra chrb chrc chrd chrr ciaa ciar ciba cibc cibi cica cicc cich cici cicr cida cidc cidg cidi cidr ciga