-ic a-a a-b a-c a-i aaa aab aac aad aag aai aan aao aar aas aau ab- aba abb abc abd abg abi abn abo abr abs abu ac- aca acb acc acd acg aci acn aco acr acs acu ad- ada adb adc add adg adi adn ado adr ads adu ag- aga agb agc agd agg agi agn ago agr ags agu ai- aia aib aic aid aig aii ain aio air ais aiu an- ana anb anc and ang ani ann ano anr ans anu aoa aob aoc aod aog aoi aon aoo aor aos aou ar- ara arb arc ard arg ari arn aro arr ars aru as- asa asb asc asd asg asi asn aso asr ass asu au- aua aub auc aud aug aui aun auo aur aus b-u baa bab bac bad bag bai ban bao bar bas bau bba bbb bbc bbd bbg bbi bbn bbo bbr bbs bbu bca bcb bcc bcd bcg bci bcn bco bcr bcs bcu bda bdb bdc bdd bdg bdi bdo bdr bds bdu bga bgb bgc bgd bgg bgi bgn bgo bgr bgs bgu bi- bia bib bic bid big bii bin bio bir bis biu bna bnb bnc bnd bng bni bnn bno bnr bns bnu boa bob boc bod bog boi bon boo bor bos bou bra brb brd brg bri brn bro brr brs bru bsa bsb bsc bsd bsg bsi bsn bso bsr bss bsu bua bub buc bud bug bui bun buo bur bus buu c-- caa cab cac cad cag cai can cao car cas cau cba cbb cbc cbd cbg cbi cbn cbo cbr cbs cbu cca ccb ccc ccd ccg cci ccn cco ccr ccs ccu cda cdb cdc cdd cdg cdi cdn cdo cdr cds cdu cga cgb cgc cgd cgg cgi cgn cgo cgr cgs cgu ci- cia cib cic cid cig cii cin cio cir cis ciu cn- cna cnb cnc cnd cng cni cnn cno cnr cns cnu co- coa cob coc cod cog coi con coo cor cos cou cra crb crc crd crg cri crn cro crr crs cru csa csb csc csd csg csi csn cso csr css csu cua cub cuc cud cug cui cun cuo cur cus cuu daa dab dac dad dag dai dan dao dar das dau dba dbb dbc dbd dbg dbi dbn dbo dbr dbs dbu dca dcb dcc dcd dcg dci dcn dco dcr dcs dcu dda ddb ddc ddd ddg ddi ddn ddo ddr dds ddu dga dgc dgd dgg dgi dgn dgr dgs dgu di- dia dib dic did dig dii din dio dir dis diu dna dnb dnc dnd dng dni dnn dno dnr dns doa dob doc dod dog doi don doo dor dos dou dra drb drc drd drg dri drn dro drr drs dru dsa dsb dsc dsd dsg dsi dsn dso dsr dss dsu dua dub duc dud dug dui dun duo dur dus g-d gaa gab gac gad gag gai gan gao gar gas gau gba gbc gbd gbg gbi gbn gbo gbr gbs gbu gca gcb gcc gcd gcg gci gcn gco gcr gcs gcu gda gdb gdc gdd gdi gdn gdo gdr gds gdu gga ggb ggc ggd ggg ggi ggn ggo ggr ggs ggu gia gib gic gid gig gii gin gio gir gis giu gna gnb gnc gnd gni gnn gno gnr gns gnu goa gob goc god gog goi gon goo gor gos gou gra grb grc grd grg gri grn gro grr grs gru gsa gsb gsc gsd gsg gsi gsn gso gsr gss gsu gu- gua gub guc gud gug gui gun guo gur gus guu i-d ia- iaa iab iac iad iag iai ian iao iar ias iau iba ibb ibc ibd ibg ibi ibn ibo ibr ibs ibu ica icb icc icd icg ici icn ico icr ics icu ida idb idc idd idg idi idn ido idr ids idu iga igb igc igd igg igi ign igo igr igs igu iia iib iic iid iii iin iio iir iis iiu in- ina inb inc ind ing ini inn ino inr ins inu io- ioa iob ioc iod iog ioi ion ioo ior ios iou ir- ira irb irc ird irg iri irn iro irr irs iru is- isa isb isc isd isg isi isn iso isr iss isu iu- iua iub iuc iud iug iui iur ius n-i naa nab nac nad nag nai nan nao nar nas nau nba nbb nbc nbd nbg nbi nbn nbo nbr nbs nbu nca ncb ncc ncd ncg nci ncn nco ncr ncs ncu nda ndb ndc ndd ndg ndi ndn ndo ndr nds ndu nga ngb ngc ngd ngg ngi ngn ngo ngs ngu nia nib nic nid nig nii nin nio nir nis niu nna nnb nnc nng nni nnn nno nns nnu no- noa nob noc nod nog noi non noo nor nos nou nra nrb nrc nrd nrg nri nrn nro nrr nrs nru nsa nsb nsc nsd nsg nsi nsn nso nsr nss nsu nua nub nuc nud nug nui nun nuo nur nus nuu o-i oaa oab oac oad oag oai oan oao oar oas oau ob- oba obb obc obd obg obi obn obo obr obs obu oc- oca ocb occ ocd ocg oci ocn oco ocr ocs ocu oda odb odc odd odg odi odn odo odr ods odu oga ogc ogd ogg ogi ogn ogo ogs oia oib oic oid oii oin oio oir ois oiu on- ona onb onc ond ong oni onn ono onr ons onu oo- ooa oob ooc ood oog ooi oon ooo oor oos or- ora orb orc ord org ori orn oro orr ors oru os- osa osb osc osd osg osi osn oso osr oss osu ou- oua ouc oud oui oun ouo our ous ra- raa rab rac rad rag rai ran rao rar ras rau rba rbb rbc rbd rbg