-ic a-a a-c a-i aaa aac aai aam aap aas ac- aca acc aci acm acp acs ai- aia aic aii aim aip ais ama amc ami amm amp ams ap- apa apc api apm app aps as- asa asc asi asm asp ass c-- caa cac cai cam cap cas cca ccc cci ccm ccp ccs ci- cia cic cii cim cip cis cma cmc cmi cmm cmp cms cpa cpc cpi cpm cpp cps csa csc csi csm csp css ia- iaa iac iai iam iap ias ica icc ici icm icp ics iia iic iii iim iip iis im- ima imc imi imm imp ims ipa ipc ipi ipm ipp ips is- isa isc isi ism isp iss maa mac mai mam map mas mc- mca mcc mci mcm mcp mcs mi- mia mic mii mim mip mis mma mmc mmi mmm mmp mms mpa mpc mpi mpm mpp mps msa msc msi msm msp mss p-p paa pac pai pam pap pas pca pcc pci pcm pcp pcs pia pic pii pim pip pis pma pmc pmi pmm pmp pms ppa ppc ppi ppm ppp pps ps- psa psc psi psm psp pss saa sac sai sam sap sas sca scc sci scm scp scs sia sic sii sim sip sis sma smc smi smm smp sms spa spc spi spm spp sps ss- ssa ssc ssi ssm ssp sss