-ic c-- ccc cci cco ccp ccs ccv ci- cic cii cio cip cis civ co- coc coi coo cop cos cov coy cpc cpi cpo cpp cps cpv csc csi cso csp css csv csy cvc cvi cvo cvp cvs cvv cyc cyo cyp cys i-v icc ici ico icp ics icv icy iic iii iio iip iis io- ioc ioi ioo iop ios iov ipc ipi ipo ipp ips ipv ipy is- isc isi iso isp iss isv isy ivc ivi ivo ivp ivs ivv ivy iyc iyo iys iyy o-i oc- occ oci oco ocp ocs ocv oic oii oio oip ois oiv oo- ooc ooi ooo oop oos oov op- opc opi opo opp ops opv opy os- osc osi oso osp oss osv ov- ovc ovi ovo ovp ovs ovv oyi oyo oys p-p pcc pci pco pcp pcs pcv pic pii pio pip pis piv poc poi poo pop pos pov poy ppc ppi ppo ppp pps ppv ps- psc psi pso psp pss psv psy pvc pvi pvo pvp pvs pvv py- pyc pyo pys scc sci sco scp scs scv sic sii sio sip sis siv soc soi soo sop sos sov soy spc spi spo spp sps spv spy ss- ssc ssi sso ssp sss ssv svc svi svo svp svs svv svy sy- syc syi syp sys vcc vci vco vcp vcs vcy vi- vic vii vio vip vis viv viy voc voi voo vop vos vov voy vpc vpi vpo vpp vps vsc vsi vso vsp vss vsv vvc vvi vvo vvs vvv vyp ycc yci yco ycp ycs ycv ycy yii yio yip yis yoc yoi yoo yop yos yoy ypo yps ysc ysi yso ysp yss ysy yvi yvo yvy yyc yys yyy