-er -ol -th -up b-p b-u bbb bbd bbe bbf bbh bbi bbl bbn bbo bbp bbr bbt bbu bdb bdd bde bdf bdh bdi bdl bdo bdp bdr bdt bdu be- beb bed bee bef beh bei bel ben beo bep ber bet beu bfb bfd bfe bff bfh bfi bfl bfn bfo bfp bfr bft bfu bhb bhd bhe bhf bhh bhi bhl bho bhp bhr bht bhu bi- bib bid bie bif bih bii bil bin bio bip bir bit biu blb bld ble blf blh bli bll bln blo blp blr blt blu bnb bnd bne bnf bni bnl bnn bno bnp bnr bnt bnu bob bod boe bof boh boi bol bon boo bop bor bot bou bpb bpd bpe bpf bph bpi bpl bpn bpo bpp bpr bpt bpu brb brd bre brf brh bri brl brn bro brp brr brt bru btb btd bte btf bth bti btl btn bto btp btr btt btu bub bud bue buf buh bui bul bun buo bup bur but buu dbb dbd dbe dbf dbh dbi dbl dbn dbo dbp dbr dbt dbu ddb ddd dde ddf ddh ddi ddl ddn ddo ddp ddr ddt ddu de- deb ded dee def deh dei del den deo dep der det deu dfb dfd dfe dff dfh dfi dfl dfn dfo dfp dfr dft dfu dh- dhb dhd dhe dhf dhh dhi dhl dho dhp dhr dht dhu di- dib did die dif dih dii dil din dio dip dir dit diu dl- dlb dld dle dlf dlh dli dll dlo dlp dlr dlt dlu dnb dnd dne dnf dnh dni dnl dnn dno dnp dnr dnt dob dod doe dof doh doi dol don doo dop dor dot dou dpb dpd dpe dpf dph dpi dpl dpn dpo dpp dpr dpt dpu drb drd dre dri drl drn dro drp drr drt dru dtb dtd dte dtf dth dti dtl dtn dto dtp dtr dtt dtu dub dud due duf duh dui dul dun duo dup dur dut ebb ebd ebe ebf ebh ebi ebl ebn ebo ebp ebr ebt ebu ed- edb edd ede edf edh edi edl edn edo edp edr edt edu eeb eed eee eef eel een eeo eep eer eet ef- efb efd efe eff efh efi efl efo efp efr eft ehb ehd ehe ehf ehh ehi ehl ehn eho ehp ehr eht ehu eib eid eie eif eii eil ein eio eip eir eit eiu elb eld ele elf elh eli ell eln elo elp elr elt elu en- enb end ene enf enh eni enl enn eno enp enr ent enu eo- eob eod eoe eof eoh eoi eol eon eoo eop eor eot eou ep- epb epd epe epf eph epi epl epn epo epp epr ept epu erb erd ere erf erh eri erl ern ero erp err ert eru etb etd ete etf eth eti etl etn eto etp etr ett etu eu- eub eud eue euf eui eul eun eup eur eut fbb fbd fbe fbf fbh fbi fbl fbn fbo fbp fbr fbt fbu fdb fdd fde fdf fdh fdi fdl fdn fdo fdp fdr fdt fdu feb fed fee fef feh fei fel fen feo fep fer fet feu ffd ffe fff ffh ffi ffl ffn ffo ffp ffr fft ffu fhb fhe fhf fhh fhi fhl fhn fho fhp fhr fib fid fie fif fih fii fil fin fip fir fit fiu flb fld fle flf fli fll fln flo flp flr flt flu fnb fnd fne fnf fnh fni fnl fnn fnp fnr fnt fnu fob foe fof foh foi fol fon foo fop for fot fou fpb fpd fpe fph fpi fpl fpn fpo fpp fpr fpt fpu frb frd fre frf frh fri frl frn fro frp frr frt fru ftb ftd fte ftf fth fti ftl ftn fto ftp ftr ftt ftu fub fud fue fuf fui ful fun fuo fup fur fut fuu h-i hbb hbd hbe hbf hbh hbi hbl hbn hbo hbp hbr hbt hbu hdb hdd hde hdf hdh hdi hdl hdn hdo hdp hdr hdt hdu he- heb hed hee hef heh hei hel hen heo hep her het heu hfb hfd hfe hff hfh hfi hfl hfn hfo hfp hfr hft hfu hhb hhd hhe hhf hhh hhi hhl hhn hho hhp hhr hht hhu hib hid hie hif hih hii hil hin hio hip hir hit hiu hlb hld hle hlf hlh hli hll hln hlo hlp hlr hlt hlu hnb hnd hne hnf hnh hnl hnn hno hnt hnu hob hod hoe hof hoh hoi hol hon hoo hop hor hot hou hpb hpd hpe hpf hph hpi hpl hpn hpo hpp hpr hpt hpu hr- hrb hrd hre hrf hrh hri hrl hrn hro hrp hrr hrt hru htb htd hte htf hth hti htl htn hto htp htr htt hub hud hue huf huh hui hul hun huo hup hur hut huu i-d i-f ibb ibd ibe ibf ibh ibi ibl ibn ibo ibp ibr ibt ibu idb idd ide idf idh idi idl idn ido idp idr idt idu ie- ied iee ief iei iel ien iep ier iet ifb ifd ife iff ifi ifl ifn ifo ifp ifr ift ifu ihb ihd ihe ihf ihh ihi ihl ihn iho ihp ihr iht ihu iib iid iie iif iih iii iil iin iio iip iir iit iiu il- ilb ild ile ilf ilh ili ill iln ilo ilp ilr ilt ilu in- inb ind ine inf inh ini inl inn ino inp inr int inu io- iob iod ioe iof ioh ioi iol ion ioo iop ior iot iou ipb ipd ipe ipf ipi ipl ipn ipo ipp ipr ipt ipu ir- irb ird ire irf iri irl irn iro irp irr irt iru itb itd ite itf ith iti itl itn ito itp itt itu iu- iub iud iue iui iup iur iut l-p lbb lbd