-er -ic a-a a-c a-i a-t aaa aac aae aai aar aat aav aax ac- aca acc ace aci acr act acv acx aea aec aee aei aer aet aev aex ai- aia aic aie aii air ait aiv aix ar- ara arc are ari arr art arv arx at- ata atc ate ati atr att atv atx av- ava avc ave avi avr avt avx ax- axa axe axi axr axt axv axx c-- caa cac cae cai car cat cav cax cca ccc cce cci ccr cct ccv ccx ce- cea cec cee cei cer cet cev cex ci- cia cic cie cii cir cit civ cix cra crc cre cri crr crt crv crx cta ctc cte cti ctr ctt ctv ctx cva cvc cve cvi cvr cvt cvv cvx cxc cxi cxr cxt cxv cxx eaa eac eae eai ear eat eav eax ec- eca ecc ece eci ecr ect ecv ecx eea eec eee eer eet eev eex eia eic eie eii eir eit eiv eix era erc ere eri err ert erv eta etc ete eti etr ett etv etx eva evc eve evi evr evt evv ex- exa exc exe exi exr ext exx i-v ia- iaa iac iae iai iar iat iav ica icc ice ici icr ict icv ie- iea iec iee iei ier iet iev iex iia iic iie iii iir iit iix ir- ira irc ire iri irr irt irv irx ita itc ite iti itt itv itx iva ivc ive ivi ivr ivt ivv ivx ixc ixe ixi ra- raa rac rae rai rar rat rav rax rca rcc rce rci rcr rct rcv rcx re- rea rec ree rei rer ret rev rex ria ric rie rii rir rit riv rix rra rrc rri rrr rrt rta rtc rte rti rtr rtt rtv rtx rva rvc rve rvi rvr rvt rvv rxr t-x taa tac tae tai tar tat tav tax tca tcc tce tci tcr tct tcv tcx te- tea tec tee tei ter tet tev tex tia tic tie tii tir tit tiv tix tra trc tre tri trr trt trv trx tta ttc tte tti ttr ttt ttv ttx tva tvc tve tvi tvr tvt tvx txe txi txt v-a v-e vaa vac vae vai var vat vav vax vca vcc vce vci vcr vct vcx vea vec vee vei ver vet vex vi- via vic vie vii vir vit viv vix vra vrc vre vri vrr vrt vta vtc vte vti vtr vtt vtv vtx vva vvc vvi vvr vvt vvv vxa vxr vxv xaa xac xar xat xav xci xcr xcv xcx xee xer xet xev xex xia xic xie xii xit xiv xix xrc xrt xrx xtc xti xtr xtv xtx xvi xvt xxi xxv xxx