-ic a-a a-b a-c a-i aaa aab aac aai aam aan aao aas aay ab- aba abb abc abi abm abn abo abs aby ac- aca acb acc aci acm acn aco acs acy ai- aia aib aic aii aim ain aio ais aiy ama amb amc ami amm amn amo ams amy an- ana anb anc ani anm ann ano ans any aoa aob aoc aoi aom aon aoo aos as- asa asb asc asi asm asn aso ass asy ay- aya ayc ayi ayn ayo ays baa bab bac bai bam ban bao bas bay bba bbb bbc bbi bbm bbn bbo bbs bby bca bcb bcc bci bcm bcn bco bcs bcy bi- bia bib bic bii bim bin bio bis biy bma bmb bmc bmi bmm bmn bmo bms bna bnb bnc bni bnn bno bns boa bob boc boi bom bon boo bos boy bsa bsb bsc bsi bsm bsn bso bss bsy by- bya byc byi bym byn byo bys c-- caa cab cac cai cam can cao cas cay cba cbb cbc cbi cbm cbn cbo cbs cby cca ccb ccc cci ccm ccn cco ccs ci- cia cib cic cii cim cin cio cis cma cmb cmc cmi cmm cmn cmo cms cmy cn- cna cnb cnc cni cnm cnn cno cns cny co- coa cob coc coi com con coo cos coy csa csb csc csi csm csn cso css csy cya cyb cyc cym cyn cyo cys ia- iaa iab iac iai iam ian iao ias iba ibb ibc ibi ibm ibn ibo ibs iby ica icb icc ici icm icn ico ics icy iia iib iic iii iim iin iio iis im- ima imb imc imi imm imn imo ims imy in- ina inb inc ini inm inn ino ins iny io- ioa iob ioc ioi iom ion ioo ios is- isa isb isc isi ism isn iso iss isy iya iyc iym iyo iys iyy m-o maa mab mac mai mam man mao mas may mba mbb mbc mbi mbm mbo mbs mc- mca mcb mcc mci mcm mcn mco mcs mi- mia mib mic mii mim min mio mis miy mma mmb mmc mmi mmm mmn mmo mms mna mnb mnc mni mnm mnn mno mns moa mob moc moi mom mon moo mos moy msa msb msc msi msm msn mso mss msy my- mya myb myc mym myn myo mys n-i naa nab nac nai nam nan nao nas nay nba nbb nbc nbi nbm nbn nbo nbs nca ncb ncc nci ncm ncn nco ncs nia nib nic nii nim nin nio nis nma nmb nmc nmi nmm nmn nmo nms nna nnb nnc nni nnm nnn nno nns no- noa nob noc noi nom non noo nos noy nsa nsb nsc nsi nsm nsn nso nss nsy nya nyc nym nyn nyo nys nyy o-i oaa oab oac oai oam oan oao oas ob- oba obb obc obi obm obn obo obs oby oc- oca ocb occ oci ocm ocn oco ocs oia oib oic oii oim oin oio ois om- oma omb omc omi omm omn omo oms omy on- ona onb onc oni onn ono ons ony oo- ooa oob ooc ooi oom oon ooo oos os- osa osb osc osi osm osn oso oss oya oyi oyo oys saa sab sac sai sam san sao sas say sba sbb sbc sbi sbm sbn sbo sbs sby sca scb scc sci scm scn sco scs sia sib sic sii sim sin sio sis sma smb smc smi smm smn smo sms smy sna snb snc sni snm snn sno sns sny soa sob soc soi som son soo sos soy ss- ssa ssb ssc ssi ssm ssn sso sss sy- sya syb syc syi sym syn sys yaa yab yac yai yam yan yao yas yay ybc ybi ybm ybs yby yca ycc yci yco ycs ycy yii yim yin yio yis yma ymc ymi ymm ymo yms yna ynn yns yny yob yoc yoi yom yon yoo yos yoy ysa ysb ysc ysi ysm yso yss ysy yyb yyc yys yyy