-er -ic a-a a-c a-i a-t aaa aac aae aai aao aap aar aat aav ac- aca acc ace aci aco acp acr act acv aea aec aee aei aeo aep aer aet aev ai- aia aic aie aii aio aip air ait aiv aoa aoc aoe aoi aoo aop aor aot aov ap- apa apc ape api apo app apr apt apv ar- ara arc are ari aro arp arr art arv at- ata atc ate ati ato atp atr att atv av- ava avc ave avi avo avp avr avt c-- caa cac cae cai cao cap car cat cav cca ccc cce cci cco ccp ccr cct ccv ce- cea cec cee cei ceo cep cer cet cev ci- cia cic cie cii cio cip cir cit civ co- coa coc coe coi coo cop cor cot cov cpa cpc cpe cpi cpo cpp cpr cpt cpv cra crc cre cri cro crp crr crt crv cta ctc cte cti cto ctp ctr ctt ctv cva cvc cve cvi cvo cvp cvr cvt cvv eaa eac eae eai eao eap ear eat eav ec- eca ecc ece eci eco ecr ect ecv eea eec eee eeo eep eer eet eev eia eic eie eii eio eip eir eit eiv eo- eoa eoc eoe eoi eoo eop eor eot ep- epa epc epe epi epo epp epr ept era erc ere eri ero erp err ert erv eta etc ete eti eto etp etr ett etv eva evc eve evi evo evp evr evt evv i-v ia- iaa iac iae iai iao iap iar iat iav ica icc ice ici ico icp icr ict icv ie- iea iec iee iei iep ier iet iev iia iic iie iii iio iip iir iit io- ioa ioc ioe ioi ioo iop ior iot iov ipa ipc ipe ipi ipo ipp ipr ipt ipv ir- ira irc ire iri iro irp irr irt irv ita itc ite iti ito itp itt itv iva ivc ive ivi ivo ivp ivr ivt ivv o-i oaa oac oae oai oao oap oar oat oav oc- oca occ oci oco ocp ocr oct ocv oea oec oee oei oeo oep oer oet oia oic oie oii oio oip oir oit oiv oo- ooa ooc ooi ooo oop oor oot oov op- opa opc ope opi opo opp opr opt opv or- ora orc ore ori oro orp orr ort orv ot- ota otc ote oti oto otp otr ott otv ov- ova ovc ove ovi ovo ovp ovv p-p paa pac pae pai pao pap par pat pav pca pcc pce pci pco pcp pcr pct pcv pea pec pee pei peo pep per pet pev pia pic pie pii pio pip pir pit piv poa poc poe poi poo pop por pot pov ppa ppc ppe ppi ppo ppp ppr ppt ppv pra prc pre pri pro prp prr prt prv pt- pta ptc pte pti pto ptp ptr ptt ptv pva pvc pve pvi pvo pvp pvr pvt pvv ra- raa rac rae rai rao rap rar rat rav rca rcc rce rci rco rcp rcr rct rcv re- rea rec ree rei reo rep rer ret rev ria ric rie rii rio rip rir rit riv roa roc roe roi roo rop ror rot rov rpa rpc rpe rpi rpo rpp rpr rpt rpv rra rrc rri rrp rrr rrt rta rtc rte rti rto rtp rtr rtt rtv rva rvc rve rvi rvo rvp rvr rvt rvv taa tac tae tai tao tap tar tat tav tca tcc tce tci tco tcp tcr tct tcv te- tea tec tee tei teo tep ter tet tev tia tic tie tii tio tip tir tit tiv to- toa toc toe toi too top tor tot tov tpa tpc tpe tpi tpo tpp tpr tpt tpv tra trc tre tri tro trp trr trt trv tta ttc tte tti tto ttp ttr ttt ttv tva tvc tve tvi tvo tvp tvr tvt v-a v-e vaa vac vae vai vao vap var vat vav vca vcc vce vci vco vcp vcr vct vea vec vee vei veo vep ver vet vi- via vic vie vii vio vip vir vit viv voa voc voe voi voo vop vor vot vov vpa vpc vpe vpi vpo vpp vpr vpt vra vrc vre vri vrp vrr vrt vta vtc vte vti vto vtr vtt vtv vva vvc vvi vvo vvr vvt vvv