-er a-a a-i a-t aaa aad aae aag aai aak aar aat ad- ada add ade adg adi adk adr adt aea aed aee aeg aei aek aer aet ag- aga agd age agg agi agk agr agt ai- aia aid aie aig aii aik air ait aka akd ake akg aki akk akr ar- ara ard are arg ari ark arr art at- ata atd ate atg ati atr att daa dad dae dag dai dak dar dat dda ddd dde ddg ddi ddk ddr ddt de- dea ded dee deg dei dek der det dga dgd dge dgg dgi dgk dgr dgt di- dia did die dig dii dik dir dit dka dke dkg dki dkk dkr dkt dra drd dre drg dri drk drr drt dta dtd dte dtg dti dtk dtr dtt eaa ead eae eag eai eak ear eat ed- eda edd ede edg edi edk edr edt eea eed eee eeg eek eer eet ega egd ege egg egi egr egt eia eid eie eig eii eik eir eit eka ekd eke ekg eki ekr ekt era erd ere erg eri erk err ert eta etd ete etg eti etk etr ett g-d gaa gad gae gag gai gak gar gat gda gdd gde gdi gdk gdr gdt ge- gea ged gee geg gei gek ger get gga ggd ggg ggi ggr ggt gia gid gie gig gii gik gir git gka gkd gkt gra grd gre grg gri grk grr grt gta gtd gte gtg gti gtk gtr gtt i-d ia- iaa iad iae iag iai iar iat ida idd ide idg idi idk idr idt ie- iea ied iee ieg iei iek ier iet iga igd ige igg igi igk igr igt iia iid iie iii iir iit ika ike iki ikk ikr ikt ir- ira ird ire irg iri irk irr irt ita itd ite itg iti itk itt k-t ka- kaa kad kae kag kai kak kar kat kda kde kdg kdk kdr kdt ke- kea ked kee keg kei kek ker ket kga kgd kgi kia kid kie kig kii kik kir kit kke kki kkk kkr kkt kra krd krg kri krk krr krt kta kte ktg ktk ktr ktt ra- raa rad rae rag rai rak rar rat rda rdd rde rdg rdi rdr rdt re- rea red ree reg rei rek rer ret rga rgd rge rgg rgi rgk rgr rgt ria rid rie rig rii rik rir rit rke rkg rkk rkt rra rrd rrg rri rrk rrr rrt rta rtd rte rtg rti rtk rtr rtt taa tad tae tag tai tak tar tat tda tdd tde tdg tdi tdk tdr tdt te- tea ted tee teg tei tek ter tet tga tge tgg tgi tgk tgr tgt tia tid tie tig tii tik tir tit tka tke tkg tkk tkr tkt tra trd tre trg tri trk trr trt tta ttd tte ttg tti ttk ttr ttt