-ic a-a a-b a-c a-i aaa aab aac aad aaf aai aam aao aar aau ab- aba abb abc abd abf abi abm abo abr abu ac- aca acb acc acd acf aci acm aco acr acu ad- ada adb adc add adf adi adm ado adr adu af- afa afb afc afd aff afi afm afo afr afu ai- aia aib aic aid aif aii aim aio air aiu ama amb amc amd amf ami amm amo amr amu aoa aob aoc aod aof aoi aom aoo aor aou ar- ara arb arc ard arf ari arm aro arr aru au- aua aub auc aud auf aui aum auo aur b-u baa bab bac bad baf bai bam bao bar bau bba bbb bbc bbd bbf bbi bbm bbo bbr bbu bca bcb bcc bcd bcf bci bcm bco bcr bcu bda bdb bdc bdd bdf bdi bdm bdo bdr bdu bfa bfb bfc bfd bff bfi bfm bfo bfr bfu bi- bia bib bic bid bif bii bim bio bir biu bma bmb bmc bmd bmf bmi bmm bmo bmr bmu boa bob boc bod bof boi bom boo bor bou bra brb brd brf bri brm bro brr bru bua bub buc bud buf bui bum buo bur buu c-- caa cab cac cad caf cai cam cao car cau cba cbb cbc cbd cbf cbi cbm cbo cbr cbu cca ccb ccc ccd ccf cci ccm cco ccr ccu cda cdb cdc cdd cdf cdi cdm cdo cdr cdu cfa cfb cfc cfd cff cfi cfm cfo cfr cfu ci- cia cib cic cid cif cii cim cio cir ciu cma cmb cmc cmd cmf cmi cmm cmo cmr cmu co- coa cob coc cod cof coi com coo cor cou cra crb crc crd crf cri crm cro crr cru cua cub cuc cud cuf cui cum cuo cur cuu daa dab dac dad daf dai dam dao dar dau dba dbb dbc dbd dbf dbi dbm dbo dbr dbu dca dcb dcc dcd dcf dci dcm dco dcr dcu dda ddb ddc ddd ddf ddi ddm ddo ddr ddu dfa dfb dfc dfd dff dfi dfm dfo dfr dfu di- dia dib dic did dif dii dim dio dir diu dma dmb dmc dmd dmf dmi dmm dmo dmr dmu doa dob doc dod dof doi dom doo dor dou dra drb drc drd dri drm dro drr dru dua dub duc dud duf dui dum duo dur faa fab fac fad faf fai fam fao far fau fba fbb fbc fbd fbf fbi fbm fbo fbr fbu fca fcb fcc fcd fcf fci fcm fco fcr fcu fda fdb fdc fdd fdf fdi fdm fdo fdr fdu ffa ffc ffd fff ffi ffm ffo ffr ffu fia fib fic fid fif fii fim fir fiu fma fmb fmc fmd fmf fmi fmm fmo fmr fmu foa fob foc fof foi fom foo for fou fra frb frc frd frf fri frm fro frr fru fua fub fud fuf fui fum fuo fur fuu i-d i-f ia- iaa iab iac iad iaf iai iam iao iar iau iba ibb ibc ibd ibf ibi ibm ibo ibr ibu ica icb icc icd icf ici icm ico icr icu ida idb idc idd idf idi idm ido idr idu ifa ifb ifc ifd iff ifi ifm ifo ifr ifu iia iib iic iid iif iii iim iio iir iiu im- ima imb imc imd imf imi imm imo imu io- ioa iob ioc iod iof ioi iom ioo ior iou ir- ira irb irc ird irf iri irm iro irr iru iu- iua iub iuc iud iui ium iur m-f m-o m-r maa mab mac mad maf mai mam mao mar mau mba mbb mbc mbd mbf mbi mbm mbo mbr mbu mc- mca mcb mcc mcd mcf mci mcm mco mcr mcu mda mdb mdc mdd mdf mdi mdm mdo mdr mdu mfa mfb mfc mfd mff mfi mfm mfo mfr mfu mi- mia mib mic mid mif mii mim mio mir miu mma mmb mmc mmd mmf mmi mmm mmo mmr mmu moa mob moc mod mof moi mom moo mor mou mra mrb mrc mrd mrf mri mrm mro mrr mru mua mub muc mud muf mui mum mur muu o-i oaa oab oac oad oaf oai oam oao oar oau ob- oba obb obc obd obf obi obm obo obr obu oc- oca ocb occ ocd ocf oci ocm oco ocr ocu oda odb odc odd odf odi odm odo odr odu of- ofa ofb ofc ofd off ofi ofm ofo ofr ofu oia oib oic oid oif oii oim oio oir oiu om- oma omb omc omd omf omi omm omo omr omu oo- ooa oob ooc ood oof ooi oom ooo oor or- ora orb orc ord orf ori orm oro orr oru ou- oua ouc oud ouf oui oum ouo our ra- raa rab rac rad raf rai ram rao rar rau rba rbb rbc rbd rbf rbi rbm rbo rbr rbu rca rcb rcc rcd rcf rci rcm rco rcr rcu rda rdb rdc rdd rdf rdi rdm rdo rdr rdu rfa rfb rfc rfd rff rfi rfm rfo rfr rfu ria rib ric rid rif rii rim rio rir rma rmb rmc rmd rmf rmi rmm rmo rmr roa rob roc rod rof roi rom roo ror rou rra rrb rrc rrd rrf rri rrm rrr rru rua rub ruc rud ruf rui rum ruo rur ruu ua- uaa uab uac uad uaf uai uam uao uar uau uba ubb ubc ubf ubi ubo ubr ubu uca ucb ucc ucd ucf uci ucm uco ucr ucu uda udb udc udd udf udi udm udo udr udu ufa ufc ufd uff ufi ufm ufo ufr ufu uia uib uic uid uif uii uim uio uir uiu um- uma umb umc umd umf umi umm umo umr umu uoa uob uoc uod uom uoo uor ur- ura urb urc