-ic a-a a-b a-c a-i aaa aab aac aag aai aam aan aao aap ab- aba abb abc abg abi abm abn abo abp ac- aca acb acc acg aci acm acn aco acp ag- aga agb agc agg agi agm agn ago agp ai- aia aib aic aig aii aim ain aio aip ama amb amc amg ami amm amn amo amp an- ana anb anc ang ani anm ann ano anp aoa aob aoc aog aoi aom aon aoo aop ap- apa apb apc apg api apm apn apo app b-p baa bab bac bag bai bam ban bao bap bba bbb bbc bbg bbi bbm bbn bbo bbp bca bcb bcc bcg bci bcm bcn bco bcp bga bgb bgc bgg bgi bgm bgn bgo bgp bi- bia bib bic big bii bim bin bio bip bma bmb bmc bmg bmi bmm bmn bmo bmp bna bnb bnc bng bni bnn bno bnp boa bob boc bog boi bom bon boo bop bpa bpb bpc bpg bpi bpm bpn bpo bpp c-- caa cab cac cag cai cam can cao cap cba cbb cbc cbg cbi cbm cbn cbo cbp cca ccb ccc ccg cci ccm ccn cco ccp cga cgb cgc cgg cgi cgm cgn cgo cgp ci- cia cib cic cig cii cim cin cio cip cma cmb cmc cmg cmi cmm cmn cmo cmp cn- cna cnb cnc cng cni cnm cnn cno cnp co- coa cob coc cog coi com con coo cop cpa cpb cpc cpg cpi cpm cpn cpo cpp g-p gaa gab gac gag gai gam gan gao gap gba gbc gbg gbi gbm gbn gbo gbp gca gcb gcc gcg gci gcm gcn gco gcp gga ggb ggc ggg ggi ggm ggn ggo ggp gia gib gic gig gii gim gin gio gip gma gmb gmc gmg gmi gmm gmn gmo gmp gna gnb gnc gni gnm gnn gno gnp goa gob goc gog goi gom gon goo gop gpa gpb gpc gpg gpi gpm gpn gpo gpp ia- iaa iab iac iag iai iam ian iao iap iba ibb ibc ibg ibi ibm ibn ibo ibp ica icb icc icg ici icm icn ico icp iga igb igc igg igi igm ign igo igp iia iib iic iii iim iin iio iip im- ima imb imc img imi imm imn imo imp in- ina inb inc ing ini inm inn ino inp io- ioa iob ioc iog ioi iom ion ioo iop ipa ipb ipc ipg ipi ipm ipn ipo ipp m-o maa mab mac mag mai mam man mao map mba mbb mbc mbg mbi mbm mbo mbp mc- mca mcb mcc mcg mci mcm mcn mco mcp mga mgb mgc mgi mgm mgn mgo mgp mi- mia mib mic mig mii mim min mio mip mma mmb mmc mmg mmi mmm mmn mmo mmp mna mnb mnc mng mni mnm mnn mno mnp moa mob moc mog moi mom mon moo mop mpa mpb mpc mpg mpi mpm mpn mpo mpp n-i naa nab nac nag nai nam nan nao nap nba nbb nbc nbg nbi nbm nbn nbo nbp nca ncb ncc ncg nci ncm ncn nco ncp nga ngb ngc ngg ngi ngm ngn ngo ngp nia nib nic nig nii nim nin nio nip nma nmb nmc nmg nmi nmm nmn nmo nmp nna nnb nnc nng nni nnm nnn nno nnp no- noa nob noc nog noi nom non noo nop npa npb npc npg npi npm npn npo npp o-i oaa oab oac oag oai oam oan oao oap ob- oba obb obc obg obi obm obn obo obp oc- oca ocb occ ocg oci ocm ocn oco ocp oga ogc ogg ogi ogn ogo ogp oia oib oic oii oim oin oio oip om- oma omb omc omg omi omm omn omo omp on- ona onb onc ong oni onn ono onp oo- ooa oob ooc oog ooi oom oon ooo oop op- opa opb opc opg opi opm opn opo opp p-p paa pab pac pag pai pam pan pao pap pba pbb pbc pbg pbi pbm pbn pbo pbp pca pcb pcc pcg pci pcm pcn pco pcp pga pgb pgc pgg pgi pgm pgn pgo pgp pia pib pic pig pii pim pin pio pip pma pmb pmc pmg pmi pmm pmn pmo pmp pn- pna pnb pnc png pni pnm pnn pno pnp poa pob poc pog poi pom pon poo pop ppa ppb ppc ppg ppi ppm ppn ppo ppp