-ic a-a a-b a-c a-i aaa aab aac aag aai aan aao aar aas ab- aba abb abc abg abi abn abo abr abs ac- aca acb acc acg aci acn aco acr acs ag- aga agb agc agg agi agn ago agr ags ai- aia aib aic aig aii ain aio air ais an- ana anb anc ang ani ann ano anr ans aoa aob aoc aog aoi aon aoo aor aos ar- ara arb arc arg ari arn aro arr ars as- asa asb asc asg asi asn aso asr ass baa bab bac bag bai ban bao bar bas bba bbb bbc bbg bbi bbn bbo bbr bbs bca bcb bcc bcg bci bcn bco bcr bcs bga bgb bgc bgg bgi bgn bgo bgr bgs bi- bia bib bic big bii bin bio bir bis bna bnb bnc bng bni bnn bno bnr bns boa bob boc bog boi bon boo bor bos bra brb brg bri brn bro brr brs bsa bsb bsc bsg bsi bsn bso bsr bss c-- caa cab cac cag cai can cao car cas cba cbb cbc cbg cbi cbn cbo cbr cbs cca ccb ccc ccg cci ccn cco ccr ccs cga cgb cgc cgg cgi cgn cgo cgr cgs ci- cia cib cic cig cii cin cio cir cis cn- cna cnb cnc cng cni cnn cno cnr cns co- coa cob coc cog coi con coo cor cos cra crb crc crg cri crn cro crr crs csa csb csc csg csi csn cso csr css gaa gab gac gag gai gan gao gar gas gba gbc gbg gbi gbn gbo gbr gbs gca gcb gcc gcg gci gcn gco gcr gcs gga ggb ggc ggg ggi ggn ggo ggr ggs gia gib gic gig gii gin gio gir gis gna gnb gnc gni gnn gno gnr gns goa gob goc gog goi gon goo gor gos gra grb grc grg gri grn gro grr grs gsa gsb gsc gsg gsi gsn gso gsr gss ia- iaa iab iac iag iai ian iao iar ias iba ibb ibc ibg ibi ibn ibo ibr ibs ica icb icc icg ici icn ico icr ics iga igb igc igg igi ign igo igr igs iia iib iic iii iin iio iir iis in- ina inb inc ing ini inn ino inr ins io- ioa iob ioc iog ioi ion ioo ior ios ir- ira irb irc irg iri irn iro irr irs is- isa isb isc isg isi isn iso isr iss n-i naa nab nac nag nai nan nao nar nas nba nbb nbc nbg nbi nbn nbo nbr nbs nca ncb ncc ncg nci ncn nco ncr ncs nga ngb ngc ngg ngi ngn ngo ngs nia nib nic nig nii nin nio nir nis nna nnb nnc nng nni nnn nno nns no- noa nob noc nog noi non noo nor nos nra nrb nrc nrg nri nrn nro nrr nrs nsa nsb nsc nsg nsi nsn nso nsr nss o-i oaa oab oac oag oai oan oao oar oas ob- oba obb obc obg obi obn obo obr obs oc- oca ocb occ ocg oci ocn oco ocr ocs oga ogc ogg ogi ogn ogo ogs oia oib oic oii oin oio oir ois on- ona onb onc ong oni onn ono onr ons oo- ooa oob ooc oog ooi oon ooo oor oos or- ora orb orc org ori orn oro orr ors os- osa osb osc osg osi osn oso osr oss ra- raa rab rac rag rai ran rao rar ras rba rbb rbc rbg rbi rbn rbo rbr rbs rca rcb rcc rcg rci rcn rco rcr rcs rga rgb rgc rgg rgi rgn rgo rgr rgs ria rib ric rig rii rin rio rir ris rna rnb rnc rng rni rnn rno rnr rns roa rob roc rog roi ron roo ror ros rra rrb rrc rrg rri rrn rrr rrs rsa rsb rsc rsg rsi rsn rso rsr rss saa sab sac sag sai san sao sar sas sba sbb sbc sbg sbi sbn sbo sbr sbs sca scb scc scg sci scn sco scr scs sga sgb sgc sgg sgi sgn sgo sgr sgs sia sib sic sig sii sin sio sir sis sna snb snc sng sni snn sno snr sns soa sob soc sog soi son soo sor sos sr- sra srb src srg sri srn sro srr srs ss- ssa ssb ssc ssg ssi ssn sso ssr sss

-ana -ing a-ii aaaa aaab aaac aaai aaan aaar aaas aaba aabb aabc aabi aaca aacb aacc aaci aacn aaco aacr aacs aaib aaic aaii aain aais aana aang aani aaon aaoo aara aarc aari aaro aars aasa aasc aasi aass abaa abab abac abag abai aban abar abas abb- abba abbb abbi abbo abbr abbs abca abcb abcc abci abcn abcr abcs abia abib abic abig abin abir abis aboa abob abon aboo abor abos abra abrc abri abro abrs abs- absa absi abss acaa acab acac acag acai acan acar acas acba acca accc acci acco accs acga acgi acgr acgs aci- acia acic acin acir acis acoa acog acon acor acos acr- acra acrc acri acro acrr acrs acsa acsc acsi acss ag-o agac agag agai agan agao agar agas agba agbo agca agcc agco agga aggi agia agib agic agig agii agin agio agir agis agna agni agno agns agob agog agon agoo agos agra agri agro agsa agsg aiai aian aias aiba aibn aibo aica aicc aicr aics aiga aigo aiia aiib aiic aiin aiir aina ainc aini aino ains aioc aioi aion aira airi airo airs aisa aisb aisg aisi aiso aisr ana- anaa anab anac anag anai anan anao anar anas anba anbb anbi anbo anca ancc anco ang- anga angi ango angs ania anib anic anin anio anir anis anna annb anni anno anns ano- anoa anon anor anos anrc anri ansa ansi anso aoba aoca aocs aonb aono