-er -th ddd dde ddh ddk ddn ddo ddp ddr ddt de- ded dee deh dek den deo dep der det dh- dhd dhe dhh dhk dho dhp dhr dht dke dkk dko dkp dkr dkt dnd dne dnh dnk dnn dno dnp dnr dnt dod doe doh dok don doo dop dor dot dpd dpe dph dpk dpn dpo dpp dpr dpt drd dre drk drn dro drp drr drt dtd dte dth dtk dtn dto dtp dtr dtt ed- edd ede edh edk edn edo edp edr edt eed eee eek een eeo eep eer eet ehd ehe ehh ehn eho ehp ehr eht ekd eke ekh eko ekp ekr ekt en- end ene enh enk enn eno enp enr ent eo- eod eoe eoh eok eon eoo eop eor eot ep- epd epe eph epn epo epp epr ept erd ere erh erk ern ero erp err ert etd ete eth etk etn eto etp etr ett hdd hde hdh hdk hdn hdo hdp hdr hdt he- hed hee heh hek hen heo hep her het hhd hhe hhh hhk hhn hho hhp hhr hht hkd hkh hkk hkn hko hkp hkr hkt hnd hne hnh hnk hnn hno hnt hod hoe hoh hok hon hoo hop hor hot hpd hpe hph hpk hpn hpo hpp hpr hpt hr- hrd hre hrh hrk hrn hro hrp hrr hrt htd hte hth htk htn hto htp htr htt k-t kde kdh kdk kdo kdp kdr kdt ke- ked kee keh kek ken keo kep ker ket khe khh khk khn kho khr kke kkh kkk kkn kkp kkr kkt kn- knd kne knk knn kno knp knr knt kod koe koh kok kon koo kop kor kot kpd kpe kph kpk kpn kpo kpp kpr kpt krd krk krn kro krp krr krt kte kth ktk ktn kto ktp ktr ktt ndd nde ndh ndk ndn ndo ndp ndr ndt ne- ned nee neh nek nen neo nep ner net nhd nhe nhh nhk nhn nhp nhr nht nke nkk nkn nko nkp nkr nkt nne nnh nnk nnn nno nnp nnt no- nod noe noh nok non noo nop nor not npd npe nph npn npo npp npr npt nrd nre nrk nrn nro nrp nrr nrt ntd nte nth ntk ntn nto ntp ntr ntt odd ode odh odn odo odp odr odt oed oee oeh oen oeo oep oer oet ohd ohe ohh ohn oho ohp ohr oht okd oke okk oko okp okr on- ond one onh onk onn ono onp onr ont oo- ood ooh ook oon ooo oop oor oot op- opd ope oph opk opn opo opp opr opt or- ord ore orh ork orn oro orp orr ort ot- otd ote oth otk otn oto otp otr ott p-p pdd pde pdh pdk pdn pdo pdp pdr pdt ped pee peh pek pen peo pep per pet phd phe phk phn pho php phr pht pkd pke pkn pko pkp pkr pkt pn- pnd pne pnh pnk pnn pno pnp pnr pnt pod poe poh pok pon poo pop por pot ppd ppe pph ppk ppn ppo ppp ppr ppt prd pre prh prk prn pro prp prr prt pt- ptd pte pth ptk ptn pto ptp ptr ptt rdd rde rdh rdn rdo rdp rdr rdt re- red ree reh rek ren reo rep rer ret rh- rhd rhe rhh rhn rho rhp rhr rht rke rkk rko rkp rkt rnd rnh rnn rno rnp rnr rnt rod roe roh rok ron roo rop ror rot rpd rpe rph rpk rpn rpo rpp rpr rpt rrd rrh rrk rrn rrp rrr rrt rtd rte rtk rtn rto rtp rtr rtt tdd tde tdh tdk tdn tdo tdp tdr tdt te- ted tee teh tek ten teo tep ter tet th- thd the thh thk thn tho thp thr tht tke tkk tko tkp tkr tkt tnd tne tnh tnk tnn tno tnp tnr tnt to- tod toe toh tok ton too top tor tot tpd tpe tph tpk tpn tpo tpp tpr tpt trd tre trh trk trn tro trp trr trt ttd tte tth ttk ttn tto ttp ttr ttt