-ji a-a a-b a-i aaa aab aai aaj aak aan aao aar ab- aba abb abi abj abk abn abo abr ai- aia aib aii aik ain aio air aja ajb aji ajj ajk ajn ajo ajr aka akb aki akj akk akn ako akr an- ana anb ani anj ank ann ano anr aoa aob aoi aoj aok aon aoo aor ar- ara arb ari arj ark arn aro arr baa bab bai baj bak ban bao bar bba bbb bbi bbk bbn bbo bbr bi- bia bib bii bij bik bin bio bir bja bji bjj bjk bjn bjr bka bkb bkk bkn bko bkr bna bnb bni bnj bnk bnn bno bnr boa bob boi boj bok bon boo bor bra brb bri brj brk brn bro brr ia- iaa iab iai ian iao iar iba ibb ibi ibj ibk ibn ibo ibr iia iib iii iij iin iio iir ija ijb iji ijk ijn ijo ika ikb iki ikk iko ikr in- ina inb ini inj ink inn ino inr io- ioa iob ioi ioj ion ioo ior ir- ira irb iri irj irk irn iro irr j-i jaa jab jai jaj jak jan jao jar jba jbi jbj jbk jbo jbr jia jib jii jij jin jio jir jja jjb jjj jjk jjr jka jkb jkk jkn jko jkr jna jnj jnn jno jnr joa job joi joj jok jon joo jor jra jrb jri jrk jrn jro jrr ka- kaa kab kai kaj kak kan kao kar kba kbb kbi kbk kbn kbo kbr kia kib kii kij kik kin kio kir kjb kji kjr kkb kki kkk kkn kkr kn- kna kni knk knn kno knr koa kob koi kok kon koo kor kra kri krk krn kro krr n-i naa nab nai naj nak nan nao nar nba nbb nbi nbk nbn nbo nbr nia nib nii nik nin nio nir nja njk njn nka nki nkj nkk nkn nko nkr nna nnb nni nnk nnn nno no- noa nob noi noj nok non noo nor nra nrb nri nrj nrk nrn nro nrr o-i oaa oab oai oaj oak oan oao oar ob- oba obb obi obj obk obn obo obr oia oib oii oik oin oio oir oja ojb oji ojo oka okb oki okj okk oko okr on- ona onb oni onj onk onn ono onr oo- ooa oob ooi ook oon ooo oor or- ora orb ori ork orn oro orr ra- raa rab rai raj rak ran rao rar rba rbb rbi rbk rbn rbo rbr ria rib rii rik rin rio rir rja rjk rjr rkb rkk rko rna rnb rni rnn rno rnr roa rob roi roj rok ron roo ror rra rrb rri rrk rrn rrr