-al -er -ic a-a a-c a-i aaa aac aae aaf aai aal aap aar ac- aca acc ace acf aci acl acp acr aea aec aee aef aei ael aep aer af- afa afc afe aff afi afl afp afr ai- aia aic aie aif aii ail aip air al- ala alc ale alf ali all alp alr ap- apa apc ape apf api apl app apr ar- ara arc are arf ari arl arp arr c-- caa cac cae caf cai cal cap car cca ccc cce ccf cci ccl ccp ccr ce- cea cec cee cef cei cel cep cer cfa cfc cfe cff cfi cfl cfp cfr ci- cia cic cie cif cii cil cip cir cl- cla clc cle clf cli cll clp clr cpa cpc cpe cpf cpi cpl cpp cpr cra crc cre crf cri crl crp crr eaa eac eae eaf eai eal eap ear ec- eca ecc ece ecf eci ecl ecr eea eec eee eef eel eep eer ef- efa efc efe eff efi efl efp efr eia eic eie eif eii eil eip eir ela elc ele elf eli ell elp elr ep- epa epc epe epf epi epl epp epr era erc ere erf eri erl erp err faa fac fae faf fai fal fap far fca fcc fce fcf fci fcl fcp fcr fea fec fee fef fei fel fep fer ffa ffc ffe fff ffi ffl ffp ffr fia fic fie fif fii fil fip fir fla flc fle flf fli fll flp flr fpa fpc fpe fpi fpl fpp fpr fra frc fre frf fri frl frp frr i-f ia- iaa iac iae iaf iai ial iap iar ica icc ice icf ici icl icp icr ie- iea iec iee ief iei iel iep ier ifa ifc ife iff ifi ifl ifp ifr iia iic iie iif iii iil iip iir il- ila ilc ile ilf ili ill ilp ilr ipa ipc ipe ipf ipi ipl ipp ipr ir- ira irc ire irf iri irl irp irr l-p la- laa lac lae laf lai lal lap lar lca lcc lce lcf lci lcl lcp lcr lea lec lee lef lei lel lep ler lfa lfc lfe lff lfi lfl lfp lfr lia lic lie lif lii lil lip lir lla llc lle llf lli lll llp llr lpa lpc lpe lpf lpi lpl lpp lpr lra lrc lrf lri lrp lrr p-p paa pac pae paf pai pal pap par pca pcc pce pcf pci pcl pcp pcr pea pec pee pef pei pel pep per pfa pfc pfe pff pfi pfl pfp pfr pia pic pie pif pii pil pip pir pla plc ple plf pli pll plp plr ppa ppc ppe ppf ppi ppl ppp ppr pra prc pre prf pri prl prp prr ra- raa rac rae raf rai ral rap rar rca rcc rce rcf rci rcl rcp rcr re- rea rec ree ref rei rel rep rer rfa rfc rfe rff rfi rfl rfp rfr ria ric rie rif rii ril rip rir rla rlc rle rlf rli rll rlp rlr rpa rpc rpe rpf rpi rpl rpp rpr rra rrc rrf rri rrl rrp rrr