-er a-a a-t aaa aae aak aan aao aar aat aau aea aee aek aen aeo aer aet aeu aka ake akk akn ako akr aku an- ana ane ank ann ano anr ant anu aoa aoe aok aon aoo aor aot aou ar- ara are ark arn aro arr art aru at- ata ate atn ato atr att atu au- aua aue auk aun auo aur aut eaa eae eak ean eao ear eat eau eea eee eek een eeo eer eet eka eke eko ekr ekt eku en- ena ene enk enn eno enr ent enu eo- eoa eoe eok eon eoo eor eot eou era ere erk ern ero err ert eru eta ete etk etn eto etr ett etu eu- eua eue eun eur eut k-t ka- kaa kae kak kan kao kar kat kau ke- kea kee kek ken keo ker ket kke kkk kkn kkr kkt kku kn- kna kne knk knn kno knr knt knu koa koe kok kon koo kor kot kou kra krk krn kro krr krt kru kta kte ktk ktn kto ktr ktt ktu kue kuk kun kur kut kuu naa nae nak nan nao nar nat nau ne- nea nee nek nen neo ner net neu nka nke nkk nkn nko nkr nkt nku nna nne nnk nnn nno nnt nnu no- noa noe nok non noo nor not nou nra nre nrk nrn nro nrr nrt nru nta nte ntk ntn nto ntr ntt ntu nua nue nuk nun nuo nur nut nuu oaa oae oak oan oao oar oat oau oea oee oen oeo oer oet oka oke okk oko okr oku on- ona one onk onn ono onr ont onu oo- ooa ook oon ooo oor oot or- ora ore ork orn oro orr ort oru ot- ota ote otk otn oto otr ott otu ou- oua oue ouk oun ouo our out ra- raa rae rak ran rao rar rat rau re- rea ree rek ren reo rer ret reu rke rkk rko rkt rku rna rnn rno rnr rnt rnu roa roe rok ron roo ror rot rou rra rrk rrn rrr rrt rru rta rte rtk rtn rto rtr rtt rtu rua rue ruk run ruo rur rut ruu taa tae tak tan tao tar tat tau te- tea tee tek ten teo ter tet teu tka tke tkk tko tkr tkt tna tne tnk tnn tno tnr tnt to- toa toe tok ton too tor tot tou tra tre trk trn tro trr trt tru tta tte ttk ttn tto ttr ttt ttu tua tue tuk tun tuo tur tut tuu ua- uaa uae uak uan uao uar uat uau uea uee uen uer uet uka uke ukk ukn ukr uku un- una une unk unn uno unr unt unu uoa uoe uok uon uoo uor uot ur- ura ure urk urn uro urr urt uru uta ute utk utn uto utr utt utu uua uue uun uur uut uuu