-ic a-a a-b a-c a-i aaa aab aac aad aah aai aao aar ab- aba abb abc abd abh abi abo abr ac- aca acb acc acd ach aci aco acr ad- ada adb adc add adh adi ado adr aha ahb ahc ahd ahh ahi aho ahr ai- aia aib aic aid aih aii aio air aoa aob aoc aod aoh aoi aoo aor ar- ara arb arc ard arh ari aro arr baa bab bac bad bah bai bao bar bba bbb bbc bbd bbh bbi bbo bbr bca bcb bcc bcd bch bci bco bcr bda bdb bdc bdd bdh bdi bdo bdr bha bhb bhc bhd bhh bhi bho bhr bi- bia bib bic bid bih bii bio bir boa bob boc bod boh boi boo bor bra brb brd brh bri bro brr c-- caa cab cac cad cah cai cao car cba cbb cbc cbd cbh cbi cbo cbr cca ccb ccc ccd cch cci cco ccr cda cdb cdc cdd cdh cdi cdo cdr ch- cha chb chc chd chh chi cho chr ci- cia cib cic cid cih cii cio cir co- coa cob coc cod coh coi coo cor cra crb crc crd crh cri cro crr daa dab dac dad dah dai dao dar dba dbb dbc dbd dbh dbi dbo dbr dca dcb dcc dcd dci dco dcr dda ddb ddc ddd ddh ddi ddo ddr dh- dha dhb dhc dhd dhh dhi dho dhr di- dia dib dic did dih dii dio dir doa dob doc dod doh doi doo dor dra drb drc drd dri dro drr h-i haa hab hac had hah hai hao har hba hbb hbc hbd hbh hbi hbo hbr hca hcb hcc hcd hch hci hco hcr hda hdb hdc hdd hdh hdi hdo hdr hha hhb hhc hhd hhh hhi hho hhr hia hib hic hid hih hii hio hir hoa hob hoc hod hoh hoi hoo hor hr- hra hrb hrc hrd hrh hri hro hrr i-d ia- iaa iab iac iad iah iai iao iar iba ibb ibc ibd ibh ibi ibo ibr ica icb icc icd ich ici ico icr ida idb idc idd idh idi ido idr iha ihb ihc ihd ihh ihi iho ihr iia iib iic iid iih iii iio iir io- ioa iob ioc iod ioh ioi ioo ior ir- ira irb irc ird iri iro irr o-i oaa oab oac oad oah oai oao oar ob- oba obb obc obd obh obi obo obr oc- oca ocb occ ocd och oci oco ocr oda odb odc odd odh odi odo odr oha ohc ohd ohh ohi oho ohr oia oib oic oid oii oio oir oo- ooa oob ooc ood ooh ooi ooo oor or- ora orb orc ord orh ori oro orr ra- raa rab rac rad rah rai rao rar rba rbb rbc rbd rbh rbi rbo rbr rca rcb rcc rcd rch rci rco rcr rda rdb rdc rdd rdh rdi rdo rdr rh- rha rhb rhc rhd rhh rhi rho rhr ria rib ric rid rih rii rio rir roa rob roc rod roh roi roo ror rra rrb rrc rrd rrh rri rrr

a-do a-ha a-ii aaaa aaab aaac aaad aaah aaai aaar aaba aabb aabc aabd aabh aabi aaca aacb aacc aacd aach aaci aaco aacr aada aadc aadi aaha aaib aaic aaii aaoo aara aarc aard aari aaro abaa abab abac abad abai abar abb- abba abbb abbi abbo abbr abca abcb abcc abcd abch abci abcr abda abdi abdo abha abhi abho abhr abia abib abic abid abir aboa abob abod aboh aboo abor abra abrc abri abro acaa acab acac acad acai acar acba acca accc accd acch acci acco acda acdb acdc acdi acha achh achi acho achr aci- acia acic acid acir acoa acod acoh acor acr- acra acrc acri acro acrr adaa adab adac adad adah adai adao adar adba adbc adbi adcc adci adda addc addd addi addo addr adha adhd adhi adho adia adib adic adio adir adob adoc adod adoo ador adra adro ahab ahac ahad ahah ahai ahar ahdi ahha ahio ahir ahoa ahod ahor ahra ahrc ahrr aiai aiba aibo aica aicc aicd aich aicr aida aidb aidc aidi aidr aiha aiho aiia aiib aiic aiid aiir aioc aioi aira aird airh airi airo aoah aoba aoca aodh aora aorb arab arac arad arah arai arar arba arbh arbi arc- arca arch arci arco arda ardc ardi ardo arh- aria arib arid arii ario aroa arob arod aroi aroo aror arr- arra arrc arrh arri arro arrr ba-i baaa baad baah baar baba babb babi babo babr bac- baca bacc bach baci baco bada badb badd badh badi bado badr baha bahi baho bahr baia baib baic baid baio bair baoh bar- bara barb barc bard barh bari baro barr bbad bbbb bbch bbci bbdd bbdo bbrc bcaa bcar bcbc bcca bccc bcci bcda bchd bcia bcor bcra bd-r bdbc bddc bddh bdii bhai bhao bhar bhca bhcc bhir bhoi bhor bhra biad biao biar biba bibb bibi bibo bica bicc bich bici bico bida bidi bido bidr biha bihi bio- bioc bioi bira birb bird biri biro birr boab boac boad boai boar boba bobb bobi bobo boca boch boco boda bodb bodh bodi bodo boha bohd boho bohr boi- boid boii boob booc bood booh boor bor- bora bord borh bori boro borr brab brac brad brah brai brao brca brcb brda brdo bria bric brid brih brio broa brob broc brod broh broo bror brrr c-bo c-cd caaa caab caac caah caba cabi cabo cac- caca cacc cach caci caco cacr cada cadc cadd cadi cado cadr caha caia caib caic caid caio cair caod caoi caor cara carb carc card cari caro carr cbac cbar cbbc cbca cbcc cbcr cbdb cbdc cbdi cbdo cbha cbia cbid cbir cbrd cbrh ccaa ccab ccac ccad ccai ccar ccba ccbc ccca cccb cccc ccci ccdc