-er -ey -ic c-- ccc cce cch cci cco ccp ccr ccz ce- cec cee ceh cei ceo cep cer cey cez ch- chc che chh chi cho chp chr chy chz ci- cic cie cih cii cio cip cir co- coc coe coh coi coo cop cor coy coz cpc cpe cph cpi cpo cpp cpr cpz crc cre crh cri cro crp crr cry crz cyc cye cyo cyp cyr cz- czc cze czo ec- ecc ece ech eci eco ecr eec eee eeo eep eer eey ehc ehe ehh ehi eho ehp ehr eic eie eii eio eip eir eo- eoc eoe eoh eoi eoo eop eor ep- epc epe eph epi epo epp epr epz erc ere erh eri ero erp err ery erz eyc eye eyo eyp eyr eze ezh ezo ezr ezz h-i hcc hce hch hci hco hcp hcr hcy he- hec hee heh hei heo hep her hey hez hhc hhe hhh hhi hho hhp hhr hhy hhz hic hie hih hii hio hip hir hoc hoe hoh hoi hoo hop hor hoy hpc hpe hph hpi hpo hpp hpr hpy hr- hrc hre hrh hri hro hrp hrr hrz hy- hyc hye hyh hyi hyo hyp hyr hyy hze hzo hzp hzy icc ice ich ici ico icp icr icy icz ie- iec iee iei iep ier iey ihc ihe ihh ihi iho ihp ihr ihy iic iie iih iii iio iip iir io- ioc ioe ioh ioi ioo iop ior ipc ipe ipi ipo ipp ipr ipy ir- irc ire iri iro irp irr iry iyc iye iyo iyr iyy ize izh izi izo izy izz o-i oc- occ och oci oco ocp ocr ocz oec oee oeh oei oeo oep oer oey ohc ohe ohh ohi oho ohp ohr oic oie oii oio oip oir oiz oo- ooc ooh ooi ooo oop oor op- opc ope oph opi opo opp opr opy or- orc ore orh ori oro orp orr ory orz oye oyi oyo oze ozo ozz p-p pcc pce pch pci pco pcp pcr pec pee peh pei peo pep per pey pez phc phe phi pho php phr phy pic pie pih pii pio pip pir piz poc poe poh poi poo pop por poy poz ppc ppe pph ppi ppo ppp ppr ppz prc pre prh pri pro prp prr pry prz py- pyc pye pyo pyr pzc pzp rcc rce rch rci rco rcp rcr re- rec ree reh rei reo rep rer rey rez rh- rhc rhe rhh rhi rho rhp rhr ric rie rih rii rio rip rir riy riz roc roe roh roi roo rop ror roy roz rpc rpe rph rpi rpo rpp rpr rpz rrc rrh rri rrp rrr ry- ryc rye ryo ryr ryy ryz rze rzo rzy ycc yce ych yci yco ycp ycy yec yee yeh yei yeo yep yer yey yez yhc yhe yhi yie yih yii yio yip yir yiz yoc yoe yoi yoo yop yor yoy ypo yrc yre yro yrp yyc yye yyy yyz yzr yzy zce zco zec zee zeh zeo zep zer zez zhc zhe zhi zho zhr zie zio zip zir ziz zo- zoc zoe zoi zoo zor zpc zpe zpi zpo zpp zpr zrh zro zrp zzr zzy zzz