-er a-a a-t aaa aae aag aak aan aao aar aat aea aee aeg aek aen aeo aer aet ag- aga age agg agk agn ago agr agt aka ake akg akk akn ako akr an- ana ane ang ank ann ano anr ant aoa aoe aog aok aon aoo aor aot ar- ara are arg ark arn aro arr art at- ata ate atg atn ato atr att eaa eae eag eak ean eao ear eat eea eee eeg eek een eeo eer eet ega ege egg egn ego egr egt eka eke ekg eko ekr ekt en- ena ene eng enk enn eno enr ent eo- eoa eoe eog eok eon eoo eor eot era ere erg erk ern ero err ert eta ete etg etk etn eto etr ett gaa gae gag gak gan gao gar gat ge- gea gee geg gek gen geo ger get gga ggg ggn ggo ggr ggt gka gkn gko gkt gna gne gnn gno gnr gnt goa goe gog gok gon goo gor got gra gre grg grk grn gro grr grt gta gte gtg gtk gtn gto gtr gtt k-t ka- kaa kae kag kak kan kao kar kat ke- kea kee keg kek ken keo ker ket kga kgo kke kkk kkn kkr kkt kn- kna kne kng knk knn kno knr knt koa koe kog kok kon koo kor kot kra krg krk krn kro krr krt kta kte ktg ktk ktn kto ktr ktt naa nae nag nak nan nao nar nat ne- nea nee neg nek nen neo ner net nga nge ngg ngk ngn ngo ngt nka nke nkk nkn nko nkr nkt nna nne nng nnk nnn nno nnt no- noa noe nog nok non noo nor not nra nre nrg nrk nrn nro nrr nrt nta nte ntg ntk ntn nto ntr ntt oaa oae oag oak oan oao oar oat oea oee oeg oen oeo oer oet oga oge ogg ogn ogo ogt oka oke okg okk oko okr on- ona one ong onk onn ono onr ont oo- ooa oog ook oon ooo oor oot or- ora ore org ork orn oro orr ort ot- ota ote otg otk otn oto otr ott ra- raa rae rag rak ran rao rar rat re- rea ree reg rek ren reo rer ret rga rge rgg rgk rgn rgo rgr rgt rke rkg rkk rko rkt rna rng rnn rno rnr rnt roa roe rog rok ron roo ror rot rra rrg rrk rrn rrr rrt rta rte rtg rtk rtn rto rtr rtt taa tae tag tak tan tao tar tat te- tea tee teg tek ten teo ter tet tga tge tgg tgk tgn tgo tgr tgt tka tke tkg tkk tko tkr tkt tna tne tng tnk tnn tno tnr tnt to- toa toe tog tok ton too tor tot tra tre trg trk trn tro trr trt tta tte ttg ttk ttn tto ttr ttt