-al -er a-a a-t aaa aae aal aar aas aat aax aea aee ael aer aes aet aex al- ala ale all alr als alt alx ar- ara are arl arr ars art arx as- asa ase asl asr ass ast asx at- ata ate atl atr ats att atx ax- axa axe axl axr axs axt axx eaa eae eal ear eas eat eax eea eee eel eer ees eet eex ela ele ell elr els elt elx era ere erl err ers ert es- esa ese esl esr ess est esx eta ete etl etr ets ett etx ex- exa exe exl exr exs ext exx la- laa lae lal lar las lat lax lea lee lel ler les let lex lla lle lll llr lls llt lra lrr lrs lrt lsa lse lsl lsr lss lst lta lte ltl ltr lts ltt ltx lxr lxx ra- raa rae ral rar ras rat rax re- rea ree rel rer res ret rex rla rle rll rlr rls rlt rra rrl rrr rrs rrt rsa rse rsl rsr rss rst rsx rta rte rtl rtr rts rtt rtx rxr rxs saa sae sal sar sas sat sax se- sea see sel ser ses set sex sla sle sll slr sls slt slx sr- sra sre srl srr srs srt srx ss- ssa sse ssl ssr sss sst ssx sta ste stl str sts stt stx sxl sxs sxt t-x taa tae tal tar tas tat tax te- tea tee tel ter tes tet tex tla tle tll tlr tls tlt tlx tra tre trl trr trs trt trx tsa tse tsl tsr tss tst tsx tta tte ttl ttr tts ttt ttx txe txl txs txt xaa xal xar xas xat xee xel xer xes xet xex xla xlr xls xlt xrt xrx xsa xsl xss xst xtr xts xtx xxl xxx