-al -er -ic a-a a-c a-i aaa aac aae aaf aag aai aak aal aar ac- aca acc ace acf acg aci ack acl acr aea aec aee aef aeg aei aek ael aer af- afa afc afe aff afg afi afk afl afr ag- aga agc age agf agg agi agk agl agr ai- aia aic aie aif aig aii aik ail air aka akc ake akg aki akk akl akr al- ala alc ale alf alg ali alk all alr ar- ara arc are arf arg ari ark arl arr c-- caa cac cae caf cag cai cak cal car cca ccc cce ccf ccg cci cck ccl ccr ce- cea cec cee cef ceg cei cek cel cer cfa cfc cfe cff cfg cfi cfk cfl cfr cga cgc cge cgg cgi cgl cgr ci- cia cic cie cif cig cii cik cil cir cka ckc cki cl- cla clc cle clf clg cli clk cll clr cra crc cre crf crg cri crk crl crr eaa eac eae eaf eag eai eak eal ear ec- eca ecc ece ecf ecg eci eck ecl ecr eea eec eee eef eeg eek eel eer ef- efa efc efe eff efg efi efl efr ega egc ege egf egg egi egl egr eia eic eie eif eig eii eik eil eir eka ekc eke ekf ekg eki ekl ekr ela elc ele elf elg eli elk ell elr era erc ere erf erg eri erk erl err faa fac fae faf fag fai fak fal far fca fcc fce fcf fcg fci fck fcl fcr fea fec fee fef feg fei fek fel fer ffa ffc ffe fff ffg ffi ffk ffl ffr fga fgc fge fgf fgg fgi fgl fgr fia fic fie fif fig fii fik fil fir fka fkc fkf fkg fki fkk fkl fla flc fle flf flg fli fll flr fra frc fre frf frg fri frk frl frr gaa gac gae gaf gag gai gak gal gar gca gcc gce gcf gcg gci gck gcl gcr ge- gea gec gee gef geg gei gek gel ger gfa gfc gfe gff gfi gfk gfl gfr gga ggc ggg ggi ggr gia gic gie gif gig gii gik gil gir gka gla glc gle glf glg gli glk gll glr gra grc gre grf grg gri grk grl grr i-f ia- iaa iac iae iaf iag iai ial iar ica icc ice icf icg ici ick icl icr ie- iea iec iee ief ieg iei iek iel ier ifa ifc ife iff ifg ifi ifl ifr iga igc ige igf igg igi igk igl igr iia iic iie iif iii iil iir ika ikc ike ikf iki ikk ikl ikr il- ila ilc ile ilf ilg ili ilk ill ilr ir- ira irc ire irf irg iri irk irl irr ka- kaa kac kae kaf kag kai kak kal kar kca kcc kce kcg kci kck kcl kcr ke- kea kec kee kef keg kei kek kel ker kfa kfc kff kfg kfi kga kgc kgf kgi kgl kia kic kie kif kig kii kik kil kir kkc kke kki kkk kkl kkr kl- kla klc klf klg kli klr kra krc krf krg kri krk krl krr la- laa lac lae laf lag lai lak lal lar lca lcc lce lcf lcg lci lck lcl lcr lea lec lee lef leg lei lek lel ler lfa lfc lfe lff lfg lfi lfk lfl lfr lga lgc lge lgf lgg lgi lgk lgl lgr lia lic lie lif lig lii lik lil lir lka lkg lkl lkr lla llc lle llf llg lli llk lll llr lra lrc lrf lrg lri lrk lrr ra- raa rac rae raf rag rai rak ral rar rca rcc rce rcf rcg rci rcl rcr re- rea rec ree ref reg rei rek rel rer rfa rfc rfe rff rfg rfi rfk rfl rfr rga rgc rge rgf rgg rgi rgk rgr ria ric rie rif rig rii rik ril rir rkc rke rkf rkg rkk rla rlc rle rlf rlg rli rll rlr rra rrc rrf rrg rri rrk rrl rrr

a-ak a-ii aaaa aaac aaae aaaf aaai aaal aaar aaca aacc aace aacf aaci aack aacl aacr aaea aaec aafa aafc aaff aafi aafl aage aaic aaii aaka aake aala aalc aale aali aall aara aarc aare aari acaa acac acae acag acai acar acca accc acce accf acci ace- acea acec acek acel acer acfc acfe acfi acfl acga acgi acgr aci- acia acic acie acif acir acke acla aclc acle acli aclr acr- acra acrc acre acri acrr aeac aeaf aeci aecl aeer aega aeka aela aelc aer- aera aerc aeri afaa afak afar afca afcc afci afee afek afel afer affa affc affi afgf afia afif afig afik afil afir afka afkr afla aflc afle aflg afr- afra afrc afre afri agac agag agai agal agar agca agcc agce agea agee agei agel ager agfa agga agge aggi agia agic agie agig agii agil agir agla aglc agle agli agra agre agri agrl aiai aica aicc aice aicf aicr aiea aiee aiel aiff aifl aiga aiia aiic aiir aika aike aiki aila aile aili aira aire airi akaa akae akai akal akar akca akee akeg akel aker akia akie akif akik akil akir akka akki akle akr- akra akre alaa alac alae alag alai alak alal alar alca alcc alce alea alec alee alef aleg alek aler alfa alfe alfi alg- alga alge algi ali- alia alie alif alig alii alik alil alir alk- alka alke alki all- alla alle alli alll allr arac arae araf arag arai arak aral arar arc- arca arce arci area arec aree aref areg arei arek arel arfa arfc arff arga arge argi aria arie arif arig arii arik aril arka arke arki arla arle arli arr- arra arrc arre arrg arri arrk arrr caaa caac caaf caal cac- caca cacc cace caci cack cacr caec caei caer