-er ddd dde ddi ddn ddo ddp ddr ddt de- ded dee dei den deo dep der det dev di- did die dii din dio dip dir dit div dnd dne dni dnn dno dnp dnr dnt dod doe doi don doo dop dor dot dov dpd dpe dpi dpn dpo dpp dpr dpt dpv drd dre dri drn dro drp drr drt drv dtd dte dti dtn dto dtp dtr dtt dtv dvd dve dvi dvn dvp dvr dvt ed- edd ede edi edn edo edp edr edt eed eee een eeo eep eer eet eev eid eie eii ein eio eip eir eit eiv en- end ene eni enn eno enp enr ent env eo- eod eoe eoi eon eoo eop eor eot ep- epd epe epi epn epo epp epr ept erd ere eri ern ero erp err ert erv etd ete eti etn eto etp etr ett etv evd eve evi evn evo evp evr evt evv i-d i-v idd ide idi idn ido idp idr idt idv ie- ied iee iei ien iep ier iet iev iid iie iii iin iio iip iir iit in- ind ine ini inn ino inp inr int inv io- iod ioe ioi ion ioo iop ior iot iov ipd ipe ipi ipn ipo ipp ipr ipt ipv ir- ird ire iri irn iro irp irr irt irv itd ite iti itn ito itp itt itv ivd ive ivi ivo ivp ivr ivt ivv n-i ndd nde ndi ndn ndo ndp ndr ndt ndv ne- ned nee nei nen neo nep ner net nev nid nie nii nin nio nip nir nit niv nne nni nnn nno nnp nnt nnv no- nod noe noi non noo nop nor not nov npd npe npi npn npo npp npr npt npv nrd nre nri nrn nro nrp nrr nrt nrv ntd nte nti ntn nto ntp ntr ntt ntv nvd nve nvi nvn nvp nvt nvv o-i odd ode odi odn odo odp odr odt odv oed oee oei oen oeo oep oer oet oid oie oii oin oio oip oir oit oiv on- ond one oni onn ono onp onr ont oo- ood ooi oon ooo oop oor oot oov op- opd ope opi opn opo opp opr opt opv or- ord ore ori orn oro orp orr ort orv ot- otd ote oti otn oto otp otr ott otv ov- ovd ove ovi ovo ovp ovv p-p pdd pde pdi pdn pdo pdp pdr pdt pdv ped pee pei pen peo pep per pet pev pid pie pii pin pio pip pir pit piv pn- pnd pne pni pnn pno pnp pnr pnt pnv pod poe poi pon poo pop por pot pov ppd ppe ppi ppn ppo ppp ppr ppt ppv prd pre pri prn pro prp prr prt prv pt- ptd pte pti ptn pto ptp ptr ptt ptv pvd pve pvi pvn pvo pvp pvr pvt pvv rdd rde rdi rdn rdo rdp rdr rdt rdv re- red ree rei ren reo rep rer ret rev rid rie rii rin rio rip rir rit riv rnd rni rnn rno rnp rnr rnt rnv rod roe roi ron roo rop ror rot rov rpd rpe rpi rpn rpo rpp rpr rpt rpv rrd rri rrn rrp rrr rrt rtd rte rti rtn rto rtp rtr rtt rtv rvd rve rvi rvn rvo rvp rvr rvt rvv tdd tde tdi tdn tdo tdp tdr tdt tdv te- ted tee tei ten teo tep ter tet tev tid tie tii tin tio tip tir tit tiv tnd tne tni tnn tno tnp tnr tnt to- tod toe toi ton too top tor tot tov tpd tpe tpi tpn tpo tpp tpr tpt tpv trd tre tri trn tro trp trr trt trv ttd tte tti ttn tto ttp ttr ttt ttv tvd tve tvi tvn tvo tvp tvr tvt v-e vdd vde vdi vdo vdp vdr vdt vdv ved vee vei ven veo vep ver vet vi- vid vie vii vin vio vip vir vit viv vn- vnd vni vno vnp vnr vnv vod voe voi von voo vop vor vot vov vpd vpe vpi vpn vpo vpp vpr vpt vrd vre vri vrn vrp vrr vrt vte vti vto vtr vtt vtv vvi vvo vvr vvt vvv