-ic c-- ccc cci ccm cco ccp ccs ccx ci- cic cii cim cio cip cis cix cmc cmi cmm cmo cmp cms cmx cmy co- coc coi com coo cop cos cox coy cpc cpi cpm cpo cpp cps cpx csc csi csm cso csp css csx csy cxc cxi cxo cxp cxs cxx cyc cym cyo cyp cys icc ici icm ico icp ics icy iic iii iim iio iip iis iix im- imc imi imm imo imp ims imx imy io- ioc ioi iom ioo iop ios ipc ipi ipm ipo ipp ips ipx ipy is- isc isi ism iso isp iss isy ixc ixi ixy iyc iym iyo iys iyy m-o mc- mcc mci mcm mco mcp mcs mcx mi- mic mii mim mio mip mis mix miy mmc mmi mmm mmo mmp mms mmx moc moi mom moo mop mos mox moy mpc mpi mpm mpo mpp mps mpx msc msi msm mso msp mss msx msy mxc mxi mxp mxs my- myc mym myo mys myx o-i oc- occ oci ocm oco ocp ocs ocx oic oii oim oio oip ois om- omc omi omm omo omp oms omx omy oo- ooc ooi oom ooo oop oos oox op- opc opi opm opo opp ops opx opy os- osc osi osm oso osp oss osx ox- oxc oxi oxo oxx oxy oyi oyo oys p-p pcc pci pcm pco pcp pcs pcx pic pii pim pio pip pis pix pmc pmi pmm pmo pmp pms pmx poc poi pom poo pop pos pox poy ppc ppi ppm ppo ppp pps ppx ps- psc psi psm pso psp pss psx psy pxc pxm pxs py- pyc pym pyo pys pyx scc sci scm sco scp scs scx sic sii sim sio sip sis six smc smi smm smo smp sms smx smy soc soi som soo sop sos sox soy spc spi spm spo spp sps spx spy ss- ssc ssi ssm sso ssp sss ssx sxc sxi sxm sxs sy- syc syi sym syp sys syx xci xcp xcx xic xii xio xis xix xmc xmi xmm xmo xmp xms xmx xoc xoi xom xoo xop xos xox xpc xpm xpo xpp xps xsc xsi xsm xsp xss xxi xxo xxp xxx xxy xyp xyy ycc yci yco ycp ycs ycy yii yim yio yip yis ymc ymi ymm ymo yms yoc yoi yom yoo yop yos yox yoy ypo yps ysc ysi ysm yso ysp yss ysy yxy yyc yys yyy