-er a-a a-i aaa aad aae aai aao aap aar aas aav ad- ada add ade adi ado adp adr ads adv aea aed aee aei aeo aep aer aes aev ai- aia aid aie aii aio aip air ais aiv aoa aod aoe aoi aoo aop aor aos aov ap- apa apd ape api apo app apr aps apv ar- ara ard are ari aro arp arr ars arv as- asa asd ase asi aso asp asr ass asv av- ava avd ave avi avo avp avr avs daa dad dae dai dao dap dar das dav dda ddd dde ddi ddo ddp ddr dds de- dea ded dee dei deo dep der des dev di- dia did die dii dio dip dir dis div doa dod doe doi doo dop dor dos dov dpa dpd dpe dpi dpo dpp dpr dps dpv dra drd dre dri dro drp drr drs drv dsa dsd dse dsi dso dsp dsr dss dsv dva dvd dve dvi dvp dvr dvs eaa ead eae eai eao eap ear eas eav ed- eda edd ede edi edo edp edr eds eea eed eee eeo eep eer ees eev eia eid eie eii eio eip eir eis eiv eo- eoa eod eoe eoi eoo eop eor eos ep- epa epd epe epi epo epp epr eps era erd ere eri ero erp err ers erv es- esa esd ese esi eso esp esr ess esv eva evd eve evi evo evp evr evs evv i-d i-v ia- iaa iad iae iai iao iap iar ias iav ida idd ide idi ido idp idr ids idv ie- iea ied iee iei iep ier ies iev iia iid iie iii iio iip iir iis io- ioa iod ioe ioi ioo iop ior ios iov ipa ipd ipe ipi ipo ipp ipr ips ipv ir- ira ird ire iri iro irp irr irs irv is- isa isd ise isi iso isp isr iss isv iva ivd ive ivi ivo ivp ivr ivs ivv o-i oaa oad oae oai oao oap oar oas oav oda odd ode odi odo odp odr ods odv oea oed oee oei oeo oep oer oes oia oid oie oii oio oip oir ois oiv oo- ooa ood ooi ooo oop oor oos oov op- opa opd ope opi opo opp opr ops opv or- ora ord ore ori oro orp orr ors orv os- osa osd ose osi oso osp osr oss osv ov- ova ovd ove ovi ovo ovp ovs ovv p-p paa pad pae pai pao pap par pas pav pda pdd pde pdi pdo pdp pdr pds pdv pea ped pee pei peo pep per pes pev pia pid pie pii pio pip pir pis piv poa pod poe poi poo pop por pos pov ppa ppd ppe ppi ppo ppp ppr pps ppv pra prd pre pri pro prp prr prs prv ps- psa psd pse psi pso psp psr pss psv pva pvd pve pvi pvo pvp pvr pvs pvv ra- raa rad rae rai rao rap rar ras rav rda rdd rde rdi rdo rdp rdr rds rdv re- rea red ree rei reo rep rer res rev ria rid rie rii rio rip rir ris riv roa rod roe roi roo rop ror ros rov rpa rpd rpe rpi rpo rpp rpr rps rpv rra rrd rri rrp rrr rrs rsa rsd rse rsi rso rsp rsr rss rsv rva rvd rve rvi rvo rvp rvr rvs rvv saa sad sae sai sao sap sar sas sav sda sdd sde sdi sdo sdp sdr sds sdv se- sea sed see sei seo sep ser ses sev sia sid sie sii sio sip sir sis siv soa sod soe soi soo sop sor sos sov spa spd spe spi spo spp spr sps spv sr- sra srd sre sri sro srp srr srs srv ss- ssa ssd sse ssi sso ssp ssr sss ssv sva svd sve svi svo svp svr svs svv v-a v-e vaa vad vae vai vao vap var vas vav vdd vde vdi vdo vdp vdr vds vdv vea ved vee vei veo vep ver ves vi- via vid vie vii vio vip vir vis viv voa vod voe voi voo vop vor vos vov vpa vpd vpe vpi vpo vpp vpr vps vra vrd vre vri vrp vrr vrs vsa vsd vse vsi vso vsp vsr vss vsv vva vvi vvo vvr vvs vvv