-er -ji bbb bbe bbi bbk bbn bbo bbr bbs bbt be- beb bee bei bek ben beo ber bes bet bev bi- bib bie bii bij bik bin bio bir bis bit biv bji bjj bjk bjn bjr bjs bjt bkb bke bkk bkn bko bkr bks bkt bkv bnb bne bni bnj bnk bnn bno bnr bns bnt bnv bob boe boi boj bok bon boo bor bos bot bov brb bre bri brj brk brn bro brr brs brt brv bsb bse bsi bsj bsk bsn bso bsr bss bst bsv btb bte bti btk btn bto btr bts btt btv bvb bve bvi bvk bvn bvo bvr bvs bvt bvv ebb ebe ebi ebj ebk ebn ebo ebr ebs ebt ebv eeb eee eek een eeo eer ees eet eev eib eie eii eij eik ein eio eir eis eit eiv eji ejo ejt ekb eke eki eko ekr eks ekt ekv en- enb ene eni enk enn eno enr ens ent env eo- eob eoe eoi eok eon eoo eor eos eot erb ere eri erk ern ero err ers ert erv es- esb ese esi esk esn eso esr ess est esv etb ete eti etj etk etn eto etr ets ett etv evb eve evi evn evo evr evs evt evv i-v ibb ibe ibi ibj ibk ibn ibo ibr ibs ibt ibv ie- iee iei iej iek ien ier ies iet iev iib iie iii iij iin iio iir iis iit ijb ije iji ijk ijn ijo ijs ijt ijv ikb ike iki ikk iko ikr iks ikt ikv in- inb ine ini inj ink inn ino inr ins int inv io- iob ioe ioi ioj ion ioo ior ios iot iov ir- irb ire iri irj irk irn iro irr irs irt irv is- isb ise isi isj isk isn iso isr iss ist isv itb ite iti itj itk itn ito its itt itv ivb ive ivi ivo ivr ivs ivt ivv j-i jbi jbj jbk jbo jbr jbs jbt jeb jee jei jej jek jen jeo jer jes jet jib jie jii jij jin jio jir jis jit jiv jjb jjj jjk jjr jjs jkb jkk jkn jko jkr jks jkt jkv jne jnj jnn jno jnr jns jnt job joe joi joj jok jon joo jor jos jot jrb jri jrk jrn jro jrr jrs jrt jsb jse jsi jsj jsk jsn jso jsr jss jst jsv jtb jte jti jtk jtn jtr jts jtt jtv jvb jvi jvn jvs jvt k-t kbb kbe kbi kbk kbn kbo kbr kbs ke- keb kee kei kek ken keo ker kes ket kev kib kie kii kij kik kin kio kir kis kit kiv kjb kje kji kjr kjs kkb kke kki kkk kkn kkr kks kkt kkv kn- kne kni knk knn kno knr knt kob koe koi kok kon koo kor kos kot kri krk krn kro krr krs krt krv ksb kse ksi ksk ksn kso ksr kss kst ksv ktb kte ktj ktk ktn kto ktr kts ktt ktv kvb kvi kvk kvn kvo kvr kvs kvv n-i nbb nbe nbi nbk nbn nbo nbr nbs nbt nbv ne- neb nee nei nej nek nen neo ner nes net nev nib nie nii nik nin nio nir nis nit niv nje njk njn njs nke nki nkj nkk nkn nko nkr nks nkt nnb nne nni nnk nnn nno nns nnt nnv no- nob noe noi noj nok non noo nor nos not nov nrb nre nri nrj nrk nrn nro nrr nrs nrt nrv nsb nse nsi nsk nsn nso nsr nss nst nsv ntb nte nti ntk ntn nto ntr nts ntt ntv nvb nve nvi nvk nvn nvt nvv o-i ob- obb obe obi obj obk obn obo obr obs obt obv oeb oee oei oen oeo oer oes oet oib oie oii oik oin oio oir ois oit oiv ojb oje oji ojo ojs okb oke oki okj okk oko okr oks on- onb one oni onj onk onn ono onr ons ont oo- oob ooi ook oon ooo oor oos oot oov or- orb ore ori ork orn oro orr ors ort orv os- osb ose osi osj osk osn oso osr oss ost osv ot- otb ote oti otk otn oto otr ots ott otv ov- ovb ove ovi ovo ovs ovv rbb rbe rbi rbk rbn rbo rbr rbs rbt re- reb ree rei rek ren reo rer res ret rev rib rie rii rik rin rio rir ris rit riv rjk rjr rkb rke rkk rko rks rkt rkv rnb rni rnn rno rnr rns rnt rnv rob roe roi roj rok ron roo ror ros rot rov rrb rri rrk rrn rrr rrs rrt rsb rse rsi rsj rsk rsn rso rsr rss rst rsv rtb rte rti rtj rtk rtn rto rtr rts rtt rtv rvb rve rvi rvn rvo rvr rvs rvt rvv sbb sbe sbi sbj sbk sbn sbo sbr sbs sbt sbv se- seb see sei sej sek sen seo ser ses set sev sib sie sii sij sik sin sio sir sis sit siv sjb sje sji sjj sjk sjr sjs sjt sk- skb ske ski skj skk sko skr sks skt snb sne sni snj snk snn sno snr sns snt snv sob soe soi soj sok son soo sor sos sot sov sr- srb sre sri srj srk srn sro srr srs srt srv ss- ssb sse ssi ssj ssk ssn sso ssr sss sst ssv stb ste sti stj stk stn sto str sts stt stv svb sve svi svk svn svo svr svs svt svv tbb tbe tbi tbj tbk tbn tbo tbr tbs tbt tbv te- teb tee tei tej tek ten teo ter tes tet tev tib tie tii tik tin tio tir tis tit tiv tje tji tjo tjr tjs tkb tke tkk tko tkr tks tkt tnb tne tni tnk tnn tno tnr tns