-er -up eee eef een eep eer eet ef- efe eff efi efp efr eft eie eif eii ein eip eir eit eiu en- ene enf eni enn enp enr ent enu ep- epe epf epi epn epp epq epr ept epu eqe eqf eqn eqp eqq eqt equ ere erf eri ern erp erq err ert eru ete etf eti etn etp etr ett etu eu- eue euf eui eun eup eur eut fee fef fei fen fep fer fet feu ffe fff ffi ffn ffp ffr fft ffu fie fif fii fin fip fiq fir fit fiu fne fnf fni fnn fnp fnr fnt fnu fpe fpi fpn fpp fpr fpt fpu fqt fre frf fri frn frp frq frr frt fru fte ftf fti ftn ftp ftq ftr ftt ftu fue fuf fui fun fup fur fut fuu i-f ie- iee ief iei ien iep ier iet ife iff ifi ifn ifp ifr ift ifu iie iif iii iin iip iir iit iiu in- ine inf ini inn inp inq inr int inu ipe ipf ipi ipn ipp ipr ipt ipu iqe iqt iqu ir- ire irf iri irn irp irq irr irt iru ite itf iti itn itp itq itt itu iu- iue iui iup iur iut n-i ne- nee nef nei nen nep ner net neu nfe nff nfi nfn nfp nfr nft nfu nie nif nii nin nip niq nir nit niu nne nnf nni nnn nnp nnt nnu npe npf npi npn npp npr npt npu nqt nre nrf nri nrn nrp nrr nrt nru nte ntf nti ntn ntp ntq ntr ntt ntu nue nui nun nup nuq nur nut nuu p-p pee pef pei pen pep per pet peu pfe pff pfi pfn pfp pfr pft pfu pie pif pii pin pip piq pir pit piu pn- pne pnf pni pnn pnp pnr pnt pnu ppe ppf ppi ppn ppp ppq ppr ppt ppu pqi pqq pqr pre prf pri prn prp prq prr prt pru pt- pte ptf pti ptn ptp ptq ptr ptt ptu pue puf pui pun pup pur put puu qee qef qen qep qet qfe qff qfi qft qie qin qip qir qit qiu qne qni qpf qpp qpr qqq qqu qre qri qrp qrt qru qti qtq qtr qu- que qui qur qut re- ree ref rei ren rep req rer ret reu rfe rff rfi rfn rfp rfq rfr rft rfu rie rif rii rin rip riq rir rit rni rnn rnp rnr rnt rnu rpe rpf rpi rpn rpp rpr rpt rpu rqn rrf rri rrn rrp rrq rrr rrt rru rte rtf rti rtn rtp rtq rtr rtt rtu rue ruf rui run rup rur rut ruu te- tee tef tei ten tep teq ter tet teu tfe tff tfi tfn tfp tfr tft tfu tie tif tii tin tip tir tit tiu tne tnf tni tnn tnp tnq tnr tnt tpe tpf tpi tpn tpp tpq tpr tpt tpu tre trf tri trn trp trq trr trt tru tte ttf tti ttn ttp ttr ttt ttu tue tuf tui tun tup tur tut tuu uee uef uei uen uep uer uet ufe uff ufi ufn ufp ufr uft ufu uie uif uii uin uip uiq uir uit uiu un- une unf uni unn unp unq unr unt unu up- upe upf upi upn upp upr upt upu ur- ure urf uri urn urp urr urt uru ute utf uti utn utp utr utt utu uue uun uur uut uuu