-ol b-u bbb bbd bbe bbf bbi bbl bbo bbs bbu bdb bdd bde bdf bdi bdl bdo bds bdu be- beb bed bee bef bei bel beo bes beu bfb bfd bfe bff bfi bfl bfo bfs bfu bi- bib bid bie bif bii bil bio bis biu blb bld ble blf bli bll blo bls blu bob bod boe bof boi bol boo bos bou bsb bsd bse bsf bsi bsl bso bss bsu bub bud bue buf bui bul buo bus buu dbb dbd dbe dbf dbi dbl dbo dbs dbu ddb ddd dde ddf ddi ddl ddo dds ddu de- deb ded dee def dei del deo des deu dfb dfd dfe dff dfi dfl dfo dfs dfu di- dib did die dif dii dil dio dis diu dl- dlb dld dle dlf dli dll dlo dls dlu dob dod doe dof doi dol doo dos dou dsb dsd dse dsf dsi dsl dso dss dsu dub dud due duf dui dul duo dus ebb ebd ebe ebf ebi ebl ebo ebs ebu ed- edb edd ede edf edi edl edo eds edu eeb eed eee eef eel eeo ees ef- efb efd efe eff efi efl efo efs eib eid eie eif eii eil eio eis eiu elb eld ele elf eli ell elo els elu eo- eob eod eoe eof eoi eol eoo eos eou es- esb esd ese esf esi esl eso ess esu eu- eub eud eue euf eui eul eus fbb fbd fbe fbf fbi fbl fbo fbs fbu fdb fdd fde fdf fdi fdl fdo fds fdu feb fed fee fef fei fel feo fes feu ffd ffe fff ffi ffl ffo ffs ffu fib fid fie fif fii fil fis fiu flb fld fle flf fli fll flo fls flu fob foe fof foi fol foo fos fou fsb fsd fse fsf fsi fsl fso fss fsu fub fud fue fuf fui ful fuo fus fuu i-d i-f ibb ibd ibe ibf ibi ibl ibo ibs ibu idb idd ide idf idi idl ido ids idu ie- ied iee ief iei iel ies ifb ifd ife iff ifi ifl ifo ifs ifu iib iid iie iif iii iil iio iis iiu il- ilb ild ile ilf ili ill ilo ils ilu io- iob iod ioe iof ioi iol ioo ios iou is- isb isd ise isf isi isl iso iss isu iu- iub iud iue iui ius lbb lbd lbe lbf lbi lbl lbo lbs lbu ldb ldd lde ldf ldi ldl ldo lds ldu leb led lee lef lei lel leo les leu lfb lfd lfe lff lfi lfl lfo lfs lfu lib lid lie lif lii lil lio lis liu llb lld lle llf lli lll llo lls llu lob lod loe lof loi lol loo los lou lsb lsd lse lsf lsi lsl lso lss lsu lub lud lue luf lui lul luo lus luu o-i ob- obb obd obe obf obi obl obo obs obu odb odd ode odf odi odl odo ods odu oeb oed oee oef oei oel oeo oes of- ofb ofd ofe off ofi ofl ofo ofs ofu oib oid oie oif oii oil oio ois oiu olb old ole olf oli oll olo ols olu oo- oob ood oof ooi ool ooo oos os- osb osd ose osf osi osl oso oss osu ou- oud oue ouf oui oul ouo ous sbb sbd sbe sbf sbi sbl sbo sbs sbu sdb sdd sde sdf sdi sdl sdo sds sdu se- seb sed see sef sei sel seo ses seu sfb sfd sfe sff sfi sfl sfo sfs sfu sib sid sie sif sii sil sio sis siu slb sld sle slf sli sll slo sls slu sob sod soe sof soi sol soo sos sou ss- ssb ssd sse ssf ssi ssl sso sss ssu sub sud sue suf sui sul suo sus suu ubb ube ubf ubi ubl ubo ubs ubu udb udd ude udf udi udl udo uds udu ueb ued uee uef uei uel ues ufd ufe uff ufi ufl ufo ufs ufu uib uid uie uif uii uil uio uis uiu ulb uld ule ulf uli ull ulo uls ulu uob uod uoe uol uoo uos usb usd use usf usi usl uso uss usu uue uus uuu