-ic a-a a-c a-i a-t aaa aac aae aag aai aak aan aao aat ac- aca acc ace acg aci ack acn aco act aea aec aee aeg aei aek aen aeo aet ag- aga agc age agg agi agk agn ago agt ai- aia aic aie aig aii aik ain aio ait aka akc ake akg aki akk akn ako an- ana anc ane ang ani ank ann ano ant aoa aoc aoe aog aoi aok aon aoo aot at- ata atc ate atg ati atn ato att c-- caa cac cae cag cai cak can cao cat cca ccc cce ccg cci cck ccn cco cct ce- cea cec cee ceg cei cek cen ceo cet cga cgc cge cgg cgi cgn cgo cgt ci- cia cic cie cig cii cik cin cio cit cka ckc cki cko ckt cn- cna cnc cne cng cni cnn cno cnt co- coa coc coe cog coi cok con coo cot cta ctc cte ctg cti ctk ctn cto ctt eaa eac eae eag eai eak ean eao eat ec- eca ecc ece ecg eci eck ecn eco ect eea eec eee eeg eek een eeo eet ega egc ege egg egi egn ego egt eia eic eie eig eii eik ein eio eit eka ekc eke ekg eki eko ekt en- ena enc ene eng eni enk enn eno ent eo- eoa eoc eoe eog eoi eok eon eoo eot eta etc ete etg eti etk etn eto ett gaa gac gae gag gai gak gan gao gat gca gcc gce gcg gci gck gcn gco gct ge- gea gec gee geg gei gek gen geo get gga ggc ggg ggi ggn ggo ggt gia gic gie gig gii gik gin gio git gka gkn gko gkt gna gnc gne gni gnn gno gnt goa goc goe gog goi gok gon goo got gta gtc gte gtg gti gtk gtn gto gtt ia- iaa iac iae iag iai ian iao iat ica icc ice icg ici ick icn ico ict ie- iea iec iee ieg iei iek ien iet iga igc ige igg igi igk ign igo igt iia iic iie iii iin iio iit ika ikc ike iki ikk iko ikt in- ina inc ine ing ini ink inn ino int io- ioa ioc ioe iog ioi ion ioo iot ita itc ite itg iti itk itn ito itt k-t ka- kaa kac kae kag kai kak kan kao kat kca kcc kce kcg kci kck kcn kct ke- kea kec kee keg kei kek ken keo ket kga kgc kgi kgo kia kic kie kig kii kik kin kio kit kkc kke kki kkk kkn kkt kn- kna knc kne kng kni knk knn kno knt koa koc koe kog koi kok kon koo kot kta ktc kte ktg ktk ktn kto ktt n-i naa nac nae nag nai nak nan nao nat nca ncc nce ncg nci nck ncn nco nct ne- nea nec nee neg nei nek nen neo net nga ngc nge ngg ngi ngk ngn ngo ngt nia nic nie nig nii nik nin nio nit nka nkc nke nki nkk nkn nko nkt nna nnc nne nng nni nnk nnn nno nnt no- noa noc noe nog noi nok non noo not nta ntc nte ntg nti ntk ntn nto ntt o-i oaa oac oae oag oai oak oan oao oat oc- oca occ ocg oci ock ocn oco oct oea oec oee oeg oei oen oeo oet oga ogc oge ogg ogi ogn ogo ogt oia oic oie oii oik oin oio oit oka okc oke okg oki okk oko on- ona onc one ong oni onk onn ono ont oo- ooa ooc oog ooi ook oon ooo oot ot- ota otc ote otg oti otk otn oto ott taa tac tae tag tai tak tan tao tat tca tcc tce tcg tci tck tcn tco tct te- tea tec tee teg tei tek ten teo tet tga tgc tge tgg tgi tgk tgn tgo tgt tia tic tie tig tii tik tin tio tit tka tkc tke tkg tkk tko tkt tna tnc tne tng tni tnk tnn tno tnt to- toa toc toe tog toi tok ton too tot tta ttc tte ttg tti ttk ttn tto ttt