-ic -up c-- ccc cce cci cco ccp ccs cct ccu ccx ce- cec cee cei ceo cep ces cet ceu cex ci- cic cie cii cio cip cis cit ciu cix co- coc coe coi coo cop cos cot cou cox cpc cpe cpi cpo cpp cps cpt cpu cpx csc cse csi cso csp css cst csu csx ctc cte cti cto ctp cts ctt ctu ctx cuc cue cui cuo cup cus cut cuu cxc cxi cxo cxp cxs cxt cxx ec- ecc ece eci eco ecs ect ecu ecx eec eee eeo eep ees eet eex eic eie eii eio eip eis eit eiu eix eo- eoc eoe eoi eoo eop eos eot eou ep- epc epe epi epo epp eps ept epu epx es- esc ese esi eso esp ess est esu esx etc ete eti eto etp ets ett etu etx eu- euc eue eui eup eus eut eux ex- exc exe exi exo exp exs ext exu exx icc ice ici ico icp ics ict icu ie- iec iee iei iep ies iet iex iic iie iii iio iip iis iit iiu iix io- ioc ioe ioi ioo iop ios iot iou ipc ipe ipi ipo ipp ips ipt ipu ipx is- isc ise isi iso isp iss ist isu itc ite iti ito itp its itt itu itx iu- iuc iue iui iup ius iut ixc ixe ixi o-i oc- occ oci oco ocp ocs oct ocu ocx oec oee oei oeo oep oes oet oex oic oie oii oio oip ois oit oiu oo- ooc ooi ooo oop oos oot oox op- opc ope opi opo opp ops opt opx os- osc ose osi oso osp oss ost osu osx ot- otc ote oti oto otp ots ott otu ou- ouc oue oui ouo oup ous out ox- oxc oxi oxo oxt oxx p-p pcc pce pci pco pcp pcs pct pcu pcx pec pee pei peo pep pes pet peu pex pic pie pii pio pip pis pit piu pix poc poe poi poo pop pos pot pou pox ppc ppe ppi ppo ppp pps ppt ppu ppx ps- psc pse psi pso psp pss pst psu psx pt- ptc pte pti pto ptp pts ptt ptu ptx puc pue pui pup pus put puu pxc pxe pxs pxt scc sce sci sco scp scs sct scu scx se- sec see sei seo sep ses set seu sex sic sie sii sio sip sis sit siu six soc soe soi soo sop sos sot sou sox spc spe spi spo spp sps spt spu spx ss- ssc sse ssi sso ssp sss sst ssu ssx stc ste sti sto stp sts stt stu stx suc sue sui suo sup sus sut suu sux sxc sxi sxs sxt sxu t-x tcc tce tci tco tcp tcs tct tcu tcx te- tec tee tei teo tep tes tet teu tex tic tie tii tio tip tis tit tiu tix to- toc toe toi too top tos tot tou tox tpc tpe tpi tpo tpp tps tpt tpu tpx tsc tse tsi tso tsp tss tst tsu tsx ttc tte tti tto ttp tts ttt ttu ttx tuc tue tui tuo tup tus tut tuu tux txe txi txs txt txu ucc uce uci uco ucp ucs uct ucu uec uee uei uep ues uet uic uie uii uio uip uis uit uiu uoc uoe uoo uop uos uot uox up- upc upe upi upo upp ups upt upu upx usc use usi uso usp uss ust usu usx utc ute uti uto utp uts utt utu utx uuc uue uus uut uuu uxc uxo uxt uxu xci xcp xcx xee xep xes xet xeu xex xic xie xii xio xis xit xiu xix xoc xoi xoo xop xos xot xox xpc xpe xpo xpp xps xpt xsc xsi xsp xss xst xtc xti xtp xts xtx xue xui xup xus xxi xxo xxp xxx