-ic a-a a-b a-c a-i aaa aab aac aad aag aai aao aas ab- aba abb abc abd abg abi abo abs ac- aca acb acc acd acg aci aco acs ad- ada adb adc add adg adi ado ads ag- aga agb agc agd agg agi ago ags ai- aia aib aic aid aig aii aio ais aoa aob aoc aod aog aoi aoo aos as- asa asb asc asd asg asi aso ass baa bab bac bad bag bai bao bas bba bbb bbc bbd bbg bbi bbo bbs bca bcb bcc bcd bcg bci bco bcs bda bdb bdc bdd bdg bdi bdo bds bga bgb bgc bgd bgg bgi bgo bgs bi- bia bib bic bid big bii bio bis boa bob boc bod bog boi boo bos bsa bsb bsc bsd bsg bsi bso bss c-- caa cab cac cad cag cai cao cas cba cbb cbc cbd cbg cbi cbo cbs cca ccb ccc ccd ccg cci cco ccs cda cdb cdc cdd cdg cdi cdo cds cga cgb cgc cgd cgg cgi cgo cgs ci- cia cib cic cid cig cii cio cis co- coa cob coc cod cog coi coo cos csa csb csc csd csg csi cso css daa dab dac dad dag dai dao das dba dbb dbc dbd dbg dbi dbo dbs dca dcb dcc dcd dcg dci dco dcs dda ddb ddc ddd ddg ddi ddo dds dga dgc dgd dgg dgi dgs di- dia dib dic did dig dii dio dis doa dob doc dod dog doi doo dos dsa dsb dsc dsd dsg dsi dso dss g-d gaa gab gac gad gag gai gao gas gba gbc gbd gbg gbi gbo gbs gca gcb gcc gcd gcg gci gco gcs gda gdb gdc gdd gdi gdo gds gga ggb ggc ggd ggg ggi ggo ggs gia gib gic gid gig gii gio gis goa gob goc god gog goi goo gos gsa gsb gsc gsd gsg gsi gso gss i-d ia- iaa iab iac iad iag iai iao ias iba ibb ibc ibd ibg ibi ibo ibs ica icb icc icd icg ici ico ics ida idb idc idd idg idi ido ids iga igb igc igd igg igi igo igs iia iib iic iid iii iio iis io- ioa iob ioc iod iog ioi ioo ios is- isa isb isc isd isg isi iso iss o-i oaa oab oac oad oag oai oao oas ob- oba obb obc obd obg obi obo obs oc- oca ocb occ ocd ocg oci oco ocs oda odb odc odd odg odi odo ods oga ogc ogd ogg ogi ogo ogs oia oib oic oid oii oio ois oo- ooa oob ooc ood oog ooi ooo oos os- osa osb osc osd osg osi oso oss saa sab sac sad sag sai sao sas sba sbb sbc sbd sbg sbi sbo sbs sca scb scc scd scg sci sco scs sda sdb sdc sdd sdg sdi sdo sds sga sgb sgc sgd sgg sgi sgo sgs sia sib sic sid sig sii sio sis soa sob soc sod sog soi soo sos ss- ssa ssb ssc ssd ssg ssi sso sss

a-do a-ii aaaa aaab aaac aaad aaai aaas aaba aabb aabc aabd aabi aaca aacb aacc aacd aaci aaco aacs aada aadc aadi aads aaib aaic aaii aais aaoo aasa aasc aasd aasi aass abaa abab abac abad abag abai abas abb- abba abbb abbi abbo abbs abca abcb abcc abcd abci abcs abda abdi abdo abgd abia abib abic abid abig abis aboa abob abod aboo abos abs- absa absd absi abss acaa acab acac acad acag acai acas acba acca accc accd acci acco accs acda acdb acdc acdi acds acga acgi acgs aci- acia acic acid acis acoa acod acog acos acsa acsc acsd acsi acss adaa adab adac adad adag adai adao adas adba adbc adbi adcc adci adcs adda addc addd addi addo adds adgs adia adib adic adig adio adis adob adoc adod adog adoo ados adsa adsi adso adss ag-o agac agad agag agai agao agas agba agbo agca agcc agco agda agga aggi agia agib agic agid agig agii agio agis agob agod agog agoo agos agsa agsg aiai aias aiba aibo aica aicc aicd aics aida aidb aidc aidi aids aiga aigo aiia aiib aiic aiid aioc aioi aisa aisb aisd aisg aisi aiso aoba aoca aocs aosd aoss asaa asab asac asad asag asai asao asas asba asbo asc- asca ascb ascc asci asco asda asdo asds asgd asia asic asii asio asis asob asoc asod asog asoi asos assa assc assd assi asso asss ba-i baaa baad baas baba babb babi babo babs bac- baca bacc baci baco bacs bada badb badd badi bado bads baga bagg bagi bago bags baia baib baic baid baig baio bais baos basa basc basi baso bass bbad bbas bbbb bbbs bbci bbdd bbdo bbga bcaa bcas bcbc bcbg bcbs bcca bccc bcci bccs bcda bcds bcgs bcia bcis bcos bcsa bcsc bcss bdbc bddc bdii bdog bdos bdsd bgca bggs bgia biad biao bias biba bibb bibi bibo bibs bica bicc bicg bici bico bics bida bidi bido bids biga bigb bigc bigd bigg bigo bigs biis bio- bioc biog bioi bios bis- bisa bisc bisd biso biss boab boac boad boag boai boas boba bobb bobi bobo bobs boca boco bocs boda bodb bodi bodo bods boga bogd bogg bogi bogo bogs boi- boid boii bois boob booc bood boog boos bosa bosc bosi boso boss bsaa bsac bsas bsbd bsci bscs bsgs bsic bsod bsos bssc bssd c-bo c-cd caaa caab caac caas caba cabg cabi cabo cabs cac- caca cacc caci caco cada cadc cadd cadi cado cads caga cagg cagi cago cags caia caib caic caid caio cais caod caoi caos casa casb casc casd casi caso cass cbac cbbc cbbs cbca cbcc cbcs cbdb cbdc cbdi cbdo cbds cbga cbgb cbia cbid cbsa cbsc cbsi