-al a-a a-c aaa aac aae aaf aah aal aas ac- aca acc ace acf ach acl acs aea aec aee aef aeh ael aes af- afa afc afe aff afh afl afs aha ahc ahe ahf ahh ahl ahs al- ala alc ale alf alh all als as- asa asc ase asf ash asl ass c-- caa cac cae caf cah cal cas cca ccc cce ccf cch ccl ccs ce- cea cec cee cef ceh cel ces cfa cfc cfe cff cfh cfl cfs ch- cha chc che chf chh chl chs cl- cla clc cle clf clh cll cls csa csc cse csf csh csl css eaa eac eae eaf eah eal eas ec- eca ecc ece ecf ech ecl ecs eea eec eee eef eel ees ef- efa efc efe eff efh efl efs eha ehc ehe ehf ehh ehl ehs ela elc ele elf elh ell els es- esa esc ese esf esh esl ess faa fac fae faf fah fal fas fca fcc fce fcf fcl fcs fea fec fee fef feh fel fes ffa ffc ffe fff ffh ffl ffs fha fhc fhe fhf fhh fhl fhs fla flc fle flf fll fls fsa fsc fse fsf fsh fsl fss haa hac hae haf hah hal has hca hcc hce hcf hch hcl hcs he- hea hec hee hef heh hel hes hfa hfc hfe hff hfh hfl hfs hha hhc hhe hhf hhh hhl hhs hla hlc hle hlf hlh hll hls hsa hsc hse hsf hsh hsl hss la- laa lac lae laf lah lal las lca lcc lce lcf lch lcl lcs lea lec lee lef leh lel les lfa lfc lfe lff lfh lfl lfs lha lhc lhf lhh lhs lla llc lle llf lll lls lsa lsc lse lsf lsh lsl lss saa sac sae saf sah sal sas sca scc sce scf sch scl scs se- sea sec see sef seh sel ses sfa sfc sfe sff sfh sfl sfs sh- sha shc she shf shh shl shs sla slc sle slf slh sll sls ss- ssa ssc sse ssf ssh ssl sss