a-a a-b a-i aaa aab aad aag aah aai aan aao aar aas ab- aba abb abd abg abh abi abn abo abr abs ad- ada adb add adg adh adi adn ado adr ads ag- aga agb agd agg agh agi agn ago agr ags aha ahb ahd ahg ahh ahi ahn aho ahr ahs ai- aia aib aid aig aih aii ain aio air ais an- ana anb and ang anh ani ann ano anr ans aoa aob aod aog aoh aoi aon aoo aor aos ar- ara arb ard arg arh ari arn aro arr ars as- asa asb asd asg ash asi asn aso asr ass baa bab bad bag bah bai ban bao bar bas bba bbb bbd bbg bbh bbi bbn bbo bbr bbs bda bdb bdd bdg bdh bdi bdo bdr bds bga bgb bgd bgg bgh bgi bgn bgo bgr bgs bha bhb bhd bhg bhh bhi bho bhr bhs bi- bia bib bid big bih bii bin bio bir bis bna bnb bnd bng bni bnn bno bnr bns boa bob bod bog boh boi bon boo bor bos bra brb brd brg brh bri brn bro brr brs bsa bsb bsd bsg bsh bsi bsn bso bsr bss daa dab dad dag dah dai dan dao dar das dba dbb dbd dbg dbh dbi dbn dbo dbr dbs dda ddb ddd ddg ddh ddi ddn ddo ddr dds dga dgd dgg dgh dgi dgn dgr dgs dh- dha dhb dhd dhh dhi dho dhr dhs di- dia dib did dig dih dii din dio dir dis dna dnb dnd dng dnh dni dnn dno dnr dns doa dob dod dog doh doi don doo dor dos dra drb drd drg dri drn dro drr drs dsa dsb dsd dsg dsh dsi dsn dso dsr dss g-d gaa gab gad gag gah gai gan gao gar gas gba gbd gbg gbh gbi gbn gbo gbr gbs gda gdb gdd gdh gdi gdn gdo gdr gds gga ggb ggd ggg ggh ggi ggn ggo ggr ggs gha ghb ghd ghg ghh ghi ghn gho ghr ghs gia gib gid gig gih gii gin gio gir gis gna gnb gnd gni gnn gno gnr gns goa gob god gog goh goi gon goo gor gos gra grb grd grg grh gri grn gro grr grs gsa gsb gsd gsg gsi gsn gso gsr gss h-i haa hab had hag hah hai han hao har has hba hbb hbd hbg hbh hbi hbn hbo hbr hbs hda hdb hdd hdg hdh hdi hdn hdo hdr hds hga hgb hgg hgh hgi hgn hgo hgr hgs hha hhb hhd hhg hhh hhi hhn hho hhr hhs hia hib hid hig hih hii hin hio hir his hna hnb hnd hng hnh hnn hno hns hoa hob hod hog hoh hoi hon hoo hor hos hr- hra hrb hrd hrg hrh hri hrn hro hrr hrs hsa hsb hsd hsg hsh hsi hsn hsr hss i-d ia- iaa iab iad iag iah iai ian iao iar ias iba ibb ibd ibg ibh ibi ibn ibo ibr ibs ida idb idd idg idh idi idn ido idr ids iga igb igd igg igh igi ign igo igr igs iha ihb ihd ihg ihh ihi ihn iho ihr ihs iia iib iid iih iii iin iio iir iis in- ina inb ind ing inh ini inn ino inr ins io- ioa iob iod iog ioh ioi ion ioo ior ios ir- ira irb ird irg iri irn iro irr irs is- isa isb isd isg ish isi isn iso isr iss n-i naa nab nad nag nah nai nan nao nar nas nba nbb nbd nbg nbi nbn nbo nbr nbs nda ndb ndd ndg ndh ndi ndn ndo ndr nds nga ngb ngd ngg ngh ngi ngn ngo ngs nha nhb nhd nhg nhh nhi nhn nhr nhs nia nib nid nig nih nii nin nio nir nis nna nnb nng nnh nni nnn nno nns no- noa nob nod nog noh noi non noo nor nos nra nrb nrd nrg nri nrn nro nrr nrs nsa nsb nsd nsg nsh nsi nsn nso nsr nss o-i oaa oab oad oag oah oai oan oao oar oas ob- oba obb obd obg obh obi obn obo obr obs oda odb odd odg odh odi odn odo odr ods oga ogd ogg ogh ogi ogn ogo ogs oha ohd ohg ohh ohi ohn oho ohr ohs oia oib oid oii oin oio oir ois on- ona onb ond ong onh oni onn ono onr ons oo- ooa oob ood oog ooh ooi oon ooo oor oos or- ora orb ord org orh ori orn oro orr ors os- osa osb osd osg osh osi osn oso osr oss ra- raa rab rad rag rah rai ran rao rar ras rba rbb rbd rbg rbh rbi rbn rbo rbr rbs rda rdb rdd rdg rdh rdi rdn rdo rdr rds rga rgb rgd rgg rgh rgi rgn rgo rgr rgs rh- rha rhb rhd rhg rhh rhi rhn rho rhr rhs ria rib rid rig rih rii rin rio rir ris rna rnb rnd rng rnh rni rnn rno rnr rns roa rob rod rog roh roi ron roo ror ros rra rrb rrd rrg rrh rri rrn rrr rrs rsa rsb rsd rsg rsh rsi rsn rso rsr rss saa sab sad sag sah sai san sao sar sas sba sbb sbd sbg sbh sbi sbn sbo sbr sbs sda sdb sdd sdg sdh sdi sdn sdo sdr sds sga sgb sgd sgg sgh sgi sgn sgo sgr sgs sh- sha shb shd shg shh shi shn sho shr shs sia sib sid sig sih sii sin sio sir sis sna snb snd sng sni snn sno snr sns soa sob sod sog soh soi son soo sor sos sr- sra srb srd srg srh sri srn sro srr srs ss- ssa ssb ssd ssg ssh ssi ssn