-er -ey eee eek een eep eer eet eey eie eii eik ein eip eir eit eke eki ekp ekr ekt eky en- ene eni enk enn enp enr ent eny ep- epe epi epn epp epr ept ere eri erk ern erp err ert ery ete eti etk etn etp etr ett ety eye eyn eyp eyr eyt ie- iee iei iek ien iep ier iet iey iie iii iin iip iir iit ike iki ikk ikr ikt in- ine ini ink inn inp inr int iny ipe ipi ipn ipp ipr ipt ipy ir- ire iri irk irn irp irr irt iry ite iti itk itn itp itt ity iye iyr iyt iyy k-t ke- kee kei kek ken kep ker ket key kie kii kik kin kip kir kit kke kki kkk kkn kkp kkr kkt kky kn- kne kni knk knn knp knr knt kpe kpi kpk kpn kpp kpr kpt kri krk krn krp krr krt kry kte ktk ktn ktp ktr ktt kye kyn kyp kyr kyt n-i ne- nee nei nek nen nep ner net ney nie nii nik nin nip nir nit nke nki nkk nkn nkp nkr nkt nky nne nni nnk nnn nnp nnt npe npi npn npp npr npt nre nri nrk nrn nrp nrr nrt nry nte nti ntk ntn ntp ntr ntt nye nyk nyn nyp nyt nyy p-p pee pei pek pen pep per pet pey pie pii pik pin pip pir pit pke pki pkn pkp pkr pkt pky pn- pne pni pnk pnn pnp pnr pnt pny ppe ppi ppk ppn ppp ppr ppt pre pri prk prn prp prr prt pry pt- pte pti ptk ptn ptp ptr ptt pty py- pye pyk pyn pyr pyt re- ree rei rek ren rep rer ret rey rie rii rik rin rip rir rit riy rke rkk rkp rkt rky rni rnn rnp rnr rnt rny rpe rpi rpk rpn rpp rpr rpt rri rrk rrn rrp rrr rrt rte rti rtk rtn rtp rtr rtt rty ry- rye ryk ryn ryr ryy te- tee tei tek ten tep ter tet tey tie tii tik tin tip tir tit tiy tke tkk tkp tkr tkt tky tne tni tnk tnn tnp tnr tnt tpe tpi tpk tpn tpp tpr tpt tre tri trk trn trp trr trt try tte tti ttk ttn ttp ttr ttt tty tye tyn typ tyr tyt yee yei yek yen yep yer yet yey yie yii yin yip yir yit yki ykk ykn yne ynk ynn ynp yny yre yrn yrp yrt yte ytk ytn ytp ytr ytt yye yyt yyy