-er a-a a-b aaa aab aae aag aah aaj aak aan aao aar ab- aba abb abe abg abh abj abk abn abo abr aea aeb aee aeg aeh aej aek aen aeo aer ag- aga agb age agg agh agj agk agn ago agr aha ahb ahe ahg ahh ahj ahk ahn aho ahr aja ajb aje ajh ajj ajk ajn ajo ajr aka akb ake akg akh akj akk akn ako akr an- ana anb ane ang anh anj ank ann ano anr aoa aob aoe aog aoh aoj aok aon aoo aor ar- ara arb are arg arh arj ark arn aro arr baa bab bae bag bah baj bak ban bao bar bba bbb bbe bbg bbh bbk bbn bbo bbr be- bea beb bee beg beh bek ben beo ber bga bgb bge bgg bgh bgk bgn bgo bgr bha bhb bhe bhg bhh bhj bhk bho bhr bja bjg bjj bjk bjn bjr bka bkb bke bkg bkk bkn bko bkr bna bnb bne bng bnj bnk bnn bno bnr boa bob boe bog boh boj bok bon boo bor bra brb bre brg brh brj brk brn bro brr eaa eab eae eag eah eaj eak ean eao ear eba ebb ebe ebg ebh ebj ebk ebn ebo ebr eea eeb eee eeg eek een eeo eer ega egb ege egg egh egn ego egr eha ehb ehe ehg ehh ehn eho ehr eja ejo eka ekb eke ekg ekh eko ekr en- ena enb ene eng enh enk enn eno enr eo- eoa eob eoe eog eoh eok eon eoo eor era erb ere erg erh erk ern ero err gaa gab gae gag gah gaj gak gan gao gar gba gbe gbg gbh gbj gbk gbn gbo gbr ge- gea geb gee geg geh gek gen geo ger gga ggb ggg ggh ggj ggn ggo ggr gha ghb ghe ghg ghh ghj ghn gho ghr gja gje gjg gjr gka gkb gkh gkn gko gna gnb gne gnn gno gnr goa gob goe gog goh gok gon goo gor gra grb gre grg grh grj grk grn gro grr haa hab hae hag hah haj hak han hao har hba hbb hbe hbg hbh hbj hbk hbn hbo hbr he- hea heb hee heg heh hej hek hen heo her hga hgb hge hgg hgh hgk hgn hgo hgr hha hhb hhe hhg hhh hhj hhk hhn hho hhr hja hjk hjn hjo hjr hka hkb hkg hkh hkk hkn hko hkr hna hnb hne hng hnh hnj hnk hnn hno hoa hob hoe hog hoh hok hon hoo hor hr- hra hrb hre hrg hrh hrj hrk hrn hro hrr jaa jab jae jag jah jaj jak jan jao jar jba jbg jbj jbk jbo jbr jea jeb jee jeg jeh jej jek jen jeo jer jga jgb jge jgh jgn jgo jgr jha jhe jhj jhn jho jhr jja jjb jjg jjj jjk jjr jka jkb jkh jkk jkn jko jkr jna jne jng jnh jnj jnn jno jnr joa job joe jog joh joj jok jon joo jor jra jrb jrg jrk jrn jro jrr ka- kaa kab kae kag kah kaj kak kan kao kar kba kbb kbe kbh kbk kbn kbo kbr ke- kea keb kee keg keh kek ken keo ker kga kgb kgh kgo kha khe khh khj khk khn kho khr kjb kje kjr kkb kke kkh kkk kkn kkr kn- kna kne kng knk knn kno knr koa kob koe kog koh kok kon koo kor kra krg krk krn kro krr naa nab nae nag nah naj nak nan nao nar nba nbb nbe nbg nbk nbn nbo nbr ne- nea neb nee neg neh nej nek nen neo ner nga ngb nge ngg ngh ngj ngk ngn ngo nha nhb nhe nhg nhh nhj nhk nhn nhr nja nje njk njn nka nke nkj nkk nkn nko nkr nna nnb nne nng nnh nnk nnn nno no- noa nob noe nog noh noj nok non noo nor nra nrb nre nrg nrj nrk nrn nro nrr oaa oab oae oag oah oaj oak oan oao oar ob- oba obb obe obg obh obj obk obn obo obr oea oeb oee oeg oeh oen oeo oer oga oge ogg ogh ogn ogo oha ohe ohg ohh ohn oho ohr oja ojb oje ojo oka okb oke okg okj okk oko okr on- ona onb one ong onh onj onk onn ono onr oo- ooa oob oog ooh ook oon ooo oor or- ora orb ore org orh ork orn oro orr ra- raa rab rae rag rah raj rak ran rao rar rba rbb rbe rbg rbh rbk rbn rbo rbr re- rea reb ree reg reh rek ren reo rer rga rgb rge rgg rgh rgk rgn rgo rgr rh- rha rhb rhe rhg rhh rhn rho rhr rja rjg rjk rjr rkb rke rkg rkk rko rna rnb rng rnh rnn rno rnr roa rob roe rog roh roj rok ron roo ror rra rrb rrg rrh rrk rrn rrr