-ic c-- ccc cci cck cco ccs ccu ccv ci- cic cii cik cio cis ciu civ ckc cki cko cks co- coc coi cok coo cos cou cov csc csi csk cso css csu csv cuc cui cuk cuo cus cuu cuv cvc cvi cvk cvo cvs cvu cvv i-v icc ici ick ico ics icu icv iic iii iio iis iiu ikc iki ikk iko iks iku ikv io- ioc ioi ioo ios iou iov is- isc isi isk iso iss isu isv iu- iuc iui ius ivc ivi ivo ivs ivu ivv kcc kci kck kcs kcu kic kii kik kio kis kiu kiv kkc kki kkk kks kku kkv koc koi kok koo kos kou ksc ksi ksk kso kss ksu ksv kuc kui kuk kus kuu kvi kvk kvo kvs kvv o-i oc- occ oci ock oco ocs ocu ocv oic oii oik oio ois oiu oiv okc oki okk oko oks oku oo- ooc ooi ook ooo oos oov os- osc osi osk oso oss osu osv ou- ouc oui ouk ouo ous ov- ovc ovi ovo ovs ovv scc sci sck sco scs scu scv sic sii sik sio sis siu siv sk- skc ski skk sko sks sku soc soi sok soo sos sou sov ss- ssc ssi ssk sso sss ssu ssv suc sui suk suo sus suu suv svc svi svk svo svs svu svv ucc uci uck uco ucs ucu ucv uic uii uio uis uiu ukc uki ukk uku uoc uok uoo uos usc usi usk uso uss usu usv uuc uus uuu uvc uvo uvs uvu uvv vcc vci vco vcs vcu vi- vic vii vik vio vis viu viv voc voi vok voo vos vou vov vsc vsi vsk vso vss vsu vsv vuk vus vuv vvc vvi vvo vvs vvv