-al -er -ic a-a a-c a-i a-t aaa aac aae aaf aai aak aal aar aat ac- aca acc ace acf aci ack acl acr act aea aec aee aef aei aek ael aer aet af- afa afc afe aff afi afk afl afr aft ai- aia aic aie aif aii aik ail air ait aka akc ake aki akk akl akr al- ala alc ale alf ali alk all alr alt ar- ara arc are arf ari ark arl arr art at- ata atc ate atf ati atl atr att c-- caa cac cae caf cai cak cal car cat cca ccc cce ccf cci cck ccl ccr cct ce- cea cec cee cef cei cek cel cer cet cfa cfc cfe cff cfi cfk cfl cfr cft ci- cia cic cie cif cii cik cil cir cit cka ckc cki ckt cl- cla clc cle clf cli clk cll clr clt cra crc cre crf cri crk crl crr crt cta ctc cte ctf cti ctk ctl ctr ctt eaa eac eae eaf eai eak eal ear eat ec- eca ecc ece ecf eci eck ecl ecr ect eea eec eee eef eek eel eer eet ef- efa efc efe eff efi efl efr eft eia eic eie eif eii eik eil eir eit eka ekc eke ekf eki ekl ekr ekt ela elc ele elf eli elk ell elr elt era erc ere erf eri erk erl err ert eta etc ete etf eti etk etl etr ett faa fac fae faf fai fak fal far fat fca fcc fce fcf fci fck fcl fcr fct fea fec fee fef fei fek fel fer fet ffa ffc ffe fff ffi ffk ffl ffr fft fia fic fie fif fii fik fil fir fit fka fkc fkf fki fkk fkl fkt fla flc fle flf fli fll flr flt fra frc fre frf fri frk frl frr frt fta ftc fte ftf fti ftk ftl ftr ftt i-f ia- iaa iac iae iaf iai ial iar iat ica icc ice icf ici ick icl icr ict ie- iea iec iee ief iei iek iel ier iet ifa ifc ife iff ifi ifl ifr ift iia iic iie iif iii iil iir iit ika ikc ike ikf iki ikk ikl ikr ikt il- ila ilc ile ilf ili ilk ill ilr ilt ir- ira irc ire irf iri irk irl irr irt ita itc ite itf iti itk itl itt k-t ka- kaa kac kae kaf kai kak kal kar kat kca kcc kce kci kck kcl kcr kct ke- kea kec kee kef kei kek kel ker ket kfa kfc kff kfi kia kic kie kif kii kik kil kir kit kkc kke kki kkk kkl kkr kkt kl- kla klc klf kli klr klt kra krc krf kri krk krl krr krt kta ktc kte ktf ktk ktl ktr ktt la- laa lac lae laf lai lak lal lar lat lca lcc lce lcf lci lck lcl lcr lct lea lec lee lef lei lek lel ler let lfa lfc lfe lff lfi lfk lfl lfr lft lia lic lie lif lii lik lil lir lit lka lkl lkr lkt lla llc lle llf lli llk lll llr llt lra lrc lrf lri lrk lrr lrt lta ltc lte ltf lti ltk ltl ltr ltt ra- raa rac rae raf rai rak ral rar rat rca rcc rce rcf rci rcl rcr rct re- rea rec ree ref rei rek rel rer ret rfa rfc rfe rff rfi rfk rfl rfr rft ria ric rie rif rii rik ril rir rit rkc rke rkf rkk rkt rla rlc rle rlf rli rll rlr rlt rra rrc rrf rri rrk rrl rrr rrt rta rtc rte rtf rti rtk rtl rtr rtt taa tac tae taf tai tak tal tar tat tca tcc tce tcf tci tck tcl tcr tct te- tea tec tee tef tei tek tel ter tet tfa tfc tfe tff tfi tfk tfl tfr tft tia tic tie tif tii tik til tir tit tka tkc tke tkk tkl tkr tkt tla tlc tle tlf tli tlk tll tlr tlt tra trc tre trf tri trk trl trr trt tta ttc tte ttf tti ttk ttl ttr ttt