-er -ol ddd dde ddi ddk ddl ddo ddp ddr ddt de- ded dee dei dek del deo dep der det di- did die dii dik dil dio dip dir dit dke dki dkk dkl dko dkp dkr dkt dl- dld dle dli dlk dll dlo dlp dlr dlt dod doe doi dok dol doo dop dor dot dpd dpe dpi dpk dpl dpo dpp dpr dpt drd dre dri drk drl dro drp drr drt dtd dte dti dtk dtl dto dtp dtr dtt ed- edd ede edi edk edl edo edp edr edt eed eee eek eel eeo eep eer eet eid eie eii eik eil eio eip eir eit ekd eke eki ekl eko ekp ekr ekt eld ele eli elk ell elo elp elr elt eo- eod eoe eoi eok eol eoo eop eor eot ep- epd epe epi epl epo epp epr ept erd ere eri erk erl ero erp err ert etd ete eti etk etl eto etp etr ett i-d idd ide idi idk idl ido idp idr idt ie- ied iee iei iek iel iep ier iet iid iie iii iil iio iip iir iit ike iki ikk ikl iko ikr ikt il- ild ile ili ilk ill ilo ilp ilr ilt io- iod ioe ioi iol ioo iop ior iot ipd ipe ipi ipl ipo ipp ipr ipt ir- ird ire iri irk irl iro irp irr irt itd ite iti itk itl ito itp itt k-t kde kdk kdl kdo kdp kdr kdt ke- ked kee kei kek kel keo kep ker ket kid kie kii kik kil kio kip kir kit kke kki kkk kkl kkp kkr kkt kl- kld kli klo klr klt kod koe koi kok kol koo kop kor kot kpd kpe kpi kpk kpl kpo kpp kpr kpt krd kri krk krl kro krp krr krt kte ktk ktl kto ktp ktr ktt l-p ldd lde ldi ldk ldl ldo ldp ldr ldt led lee lei lek lel leo lep ler let lid lie lii lik lil lio lip lir lit lkl lkp lkr lkt lld lle lli llk lll llo llp llr llt lod loe loi lok lol loo lop lor lot lpd lpe lpi lpk lpl lpo lpp lpr lpt lrd lri lrk lro lrp lrr lrt ltd lte lti ltk ltl lto ltp ltr ltt o-i odd ode odi odl odo odp odr odt oed oee oei oel oeo oep oer oet oid oie oii oik oil oio oip oir oit okd oke oki okk okl oko okp okr old ole oli olk oll olo olp olt oo- ood ooi ook ool ooo oop oor oot op- opd ope opi opk opl opo opp opr opt or- ord ore ori ork orl oro orp orr ort ot- otd ote oti otk otl oto otp otr ott p-p pdd pde pdi pdk pdl pdo pdp pdr pdt ped pee pei pek pel peo pep per pet pid pie pii pik pil pio pip pir pit pkd pke pki pkl pko pkp pkr pkt pld ple pli plk pll plo plp plr plt pod poe poi pok pol poo pop por pot ppd ppe ppi ppk ppl ppo ppp ppr ppt prd pre pri prk prl pro prp prr prt pt- ptd pte pti ptk ptl pto ptp ptr ptt rdd rde rdi rdl rdo rdp rdr rdt re- red ree rei rek rel reo rep rer ret rid rie rii rik ril rio rip rir rit rke rkk rko rkp rkt rld rle rli rll rlo rlp rlr rlt rod roe roi rok rol roo rop ror rot rpd rpe rpi rpk rpl rpo rpp rpr rpt rrd rri rrk rrl rrp rrr rrt rtd rte rti rtk rtl rto rtp rtr rtt tdd tde tdi tdk tdl tdo tdp tdr tdt te- ted tee tei tek tel teo tep ter tet tid tie tii tik til tio tip tir tit tke tkk tkl tko tkp tkr tkt tld tle tli tlk tll tlo tlp tlr tlt to- tod toe toi tok tol too top tor tot tpd tpe tpi tpk tpl tpo tpp tpr tpt trd tre tri trk trl tro trp trr trt ttd tte tti ttk ttl tto ttp ttr ttt