-ic a-a a-b a-c a-i aaa aab aac aai aam aao aar aas aau aav ab- aba abb abc abi abm abo abr abs abu abv ac- aca acb acc aci acm aco acr acs acu acv ai- aia aib aic aii aim aio air ais aiu aiv ama amb amc ami amm amo amr ams amu amv aoa aob aoc aoi aom aoo aor aos aou aov ar- ara arb arc ari arm aro arr ars aru arv as- asa asb asc asi asm aso asr ass asu asv au- aua aub auc aui aum auo aur aus auv av- ava avb avc avi avm avo avr avs avu b-u baa bab bac bai bam bao bar bas bau bav bba bbb bbc bbi bbm bbo bbr bbs bbu bca bcb bcc bci bcm bco bcr bcs bcu bcv bi- bia bib bic bii bim bio bir bis biu biv bma bmb bmc bmi bmm bmo bmr bms bmu bmv boa bob boc boi bom boo bor bos bou bov bra brb bri brm bro brr brs bru brv bsa bsb bsc bsi bsm bso bsr bss bsu bsv bua bub buc bui bum buo bur bus buu bva bvb bvc bvi bvm bvo bvr bvs bvu bvv c-- caa cab cac cai cam cao car cas cau cav cba cbb cbc cbi cbm cbo cbr cbs cbu cbv cca ccb ccc cci ccm cco ccr ccs ccu ccv ci- cia cib cic cii cim cio cir cis ciu civ cma cmb cmc cmi cmm cmo cmr cms cmu cmv co- coa cob coc coi com coo cor cos cou cov cra crb crc cri crm cro crr crs cru crv csa csb csc csi csm cso csr css csu csv cua cub cuc cui cum cuo cur cus cuu cuv cva cvb cvc cvi cvm cvo cvr cvs cvu cvv i-v ia- iaa iab iac iai iam iao iar ias iau iav iba ibb ibc ibi ibm ibo ibr ibs ibu ibv ica icb icc ici icm ico icr ics icu icv iia iib iic iii iim iio iir iis iiu im- ima imb imc imi imm imo ims imu imv io- ioa iob ioc ioi iom ioo ior ios iou iov ir- ira irb irc iri irm iro irr irs iru irv is- isa isb isc isi ism iso isr iss isu isv iu- iua iub iuc iui ium iur ius iva ivb ivc ivi ivo ivr ivs ivu ivv m-o m-r m-v maa mab mac mai mam mao mar mas mau mav mba mbb mbc mbi mbm mbo mbr mbs mbu mbv mc- mca mcb mcc mci mcm mco mcr mcs mcu mcv mi- mia mib mic mii mim mio mir mis miu miv mma mmb mmc mmi mmm mmo mmr mms mmu mmv moa mob moc moi mom moo mor mos mou mov mra mrb mrc mri mrm mro mrr mrs mru mrv msa msb msc msi msm mso msr mss msu msv mua mub muc mui mum mur mus muu mva mvb mvc mvi mvm mvo mvr mvs mvv o-i oaa oab oac oai oam oao oar oas oau oav ob- oba obb obc obi obm obo obr obs obu obv oc- oca ocb occ oci ocm oco ocr ocs ocu ocv oia oib oic oii oim oio oir ois oiu oiv om- oma omb omc omi omm omo omr oms omu omv oo- ooa oob ooc ooi oom ooo oor oos oov or- ora orb orc ori orm oro orr ors oru orv os- osa osb osc osi osm oso osr oss osu osv ou- oua ouc oui oum ouo our ous ov- ova ovb ovc ovi ovo ovs ovv ra- raa rab rac rai ram rao rar ras rau rav rba rbb rbc rbi rbm rbo rbr rbs rbu rca rcb rcc rci rcm rco rcr rcs rcu rcv ria rib ric rii rim rio rir ris riv rma rmb rmc rmi rmm rmo rmr rms rmv roa rob roc roi rom roo ror ros rou rov rra rrb rrc rri rrm rrr rrs rru rsa rsb rsc rsi rsm rso rsr rss rsu rsv rua rub ruc rui rum ruo rur rus ruu ruv rva rvb rvc rvi rvm rvo rvr rvs rvu rvv saa sab sac sai sam sao sar sas sau sav sba sbb sbc sbi sbm sbo sbr sbs sbu sbv sca scb scc sci scm sco scr scs scu scv sia sib sic sii sim sio sir sis siu siv sma smb smc smi smm smo smr sms smu smv soa sob soc soi som soo sor sos sou sov sr- sra srb src sri srm sro srr srs srv ss- ssa ssb ssc ssi ssm sso ssr sss ssu ssv sua sub suc sui sum suo sur sus suu suv sva svb svc svi svm svo svr svs svu svv ua- uaa uab uac uai uam uao uar uas uau uav uba ubb ubc ubi ubo ubr ubs ubu ubv uca ucb ucc uci ucm uco ucr ucs ucu ucv uia uib uic uii uim uio uir uis uiu um- uma umb umc umi umm umo umr ums umu uoa uob uoc uom uoo uor uos ur- ura urb urc uri urm uro urr urs uru usa usb usc usi usm uso usr uss usu usv uua uuc uum uur uus uuu uva uvb uvc uvm uvo uvs uvu uvv v-a vaa vab vac vai vam vao var vas vau vav vba vbc vbi vbm vbo vbr vbs vbv vca vcc vci vcm vco vcr vcs vcu vi- via vib vic vii vim vio vir vis viu viv vm- vma vmc vmi vmm vmo vmr vmu voa vob voc voi vom voo vor vos vou vov vra vrb vrc vri vrm vrr vrs vru vsa vsb vsc vsi vsm vso vsr vss vsu vsv vum vur vus vuv vva vvb vvc vvi vvm vvo vvr vvs vvv