-ic a-a a-c a-i aaa aac aai aam aan aao aap aas ac- aca acc aci acm acn aco acp acs ai- aia aic aii aim ain aio aip ais ama amc ami amm amn amo amp ams an- ana anc ani anm ann ano anp ans aoa aoc aoi aom aon aoo aop aos ap- apa apc api apm apn apo app aps as- asa asc asi asm asn aso asp ass c-- caa cac cai cam can cao cap cas cca ccc cci ccm ccn cco ccp ccs ci- cia cic cii cim cin cio cip cis cma cmc cmi cmm cmn cmo cmp cms cn- cna cnc cni cnm cnn cno cnp cns co- coa coc coi com con coo cop cos cpa cpc cpi cpm cpn cpo cpp cps csa csc csi csm csn cso csp css ia- iaa iac iai iam ian iao iap ias ica icc ici icm icn ico icp ics iia iic iii iim iin iio iip iis im- ima imc imi imm imn imo imp ims in- ina inc ini inm inn ino inp ins io- ioa ioc ioi iom ion ioo iop ios ipa ipc ipi ipm ipn ipo ipp ips is- isa isc isi ism isn iso isp iss m-o maa mac mai mam man mao map mas mc- mca mcc mci mcm mcn mco mcp mcs mi- mia mic mii mim min mio mip mis mma mmc mmi mmm mmn mmo mmp mms mna mnc mni mnm mnn mno mnp mns moa moc moi mom mon moo mop mos mpa mpc mpi mpm mpn mpo mpp mps msa msc msi msm msn mso msp mss n-i naa nac nai nam nan nao nap nas nca ncc nci ncm ncn nco ncp ncs nia nic nii nim nin nio nip nis nma nmc nmi nmm nmn nmo nmp nms nna nnc nni nnm nnn nno nnp nns no- noa noc noi nom non noo nop nos npa npc npi npm npn npo npp nps nsa nsc nsi nsm nsn nso nsp nss o-i oaa oac oai oam oan oao oap oas oc- oca occ oci ocm ocn oco ocp ocs oia oic oii oim oin oio oip ois om- oma omc omi omm omn omo omp oms on- ona onc oni onn ono onp ons oo- ooa ooc ooi oom oon ooo oop oos op- opa opc opi opm opn opo opp ops os- osa osc osi osm osn oso osp oss p-p paa pac pai pam pan pao pap pas pca pcc pci pcm pcn pco pcp pcs pia pic pii pim pin pio pip pis pma pmc pmi pmm pmn pmo pmp pms pn- pna pnc pni pnm pnn pno pnp pns poa poc poi pom pon poo pop pos ppa ppc ppi ppm ppn ppo ppp pps ps- psa psc psi psm psn pso psp pss saa sac sai sam san sao sap sas sca scc sci scm scn sco scp scs sia sic sii sim sin sio sip sis sma smc smi smm smn smo smp sms sna snc sni snm snn sno snp sns soa soc soi som son soo sop sos spa spc spi spm spn spo spp sps ss- ssa ssc ssi ssm ssn sso ssp sss