-al -er a-a a-t aaa aad aae aal aar aat aax ad- ada add ade adl adr adt adx aea aed aee ael aer aet aex al- ala ald ale all alr alt alx ar- ara ard are arl arr art arx at- ata atd ate atl atr att atx ax- axa axe axl axr axt axx daa dad dae dal dar dat dax dda ddd dde ddl ddr ddt ddx de- dea ded dee del der det dex dl- dla dld dle dll dlr dlt dlx dra drd dre drl drr drt drx dta dtd dte dtl dtr dtt dtx dxd dxl dxr dxt dxx eaa ead eae eal ear eat eax ed- eda edd ede edl edr edt edx eea eed eee eel eer eet eex ela eld ele ell elr elt elx era erd ere erl err ert eta etd ete etl etr ett etx ex- exa exd exe exl exr ext exx la- laa lad lae lal lar lat lax lda ldd lde ldl ldr ldt lea led lee lel ler let lex lla lld lle lll llr llt lra lrd lrr lrt lta ltd lte ltl ltr ltt ltx lxd lxr lxx ra- raa rad rae ral rar rat rax rda rdd rde rdl rdr rdt rdx re- rea red ree rel rer ret rex rla rld rle rll rlr rlt rra rrd rrl rrr rrt rta rtd rte rtl rtr rtt rtx rxr t-x taa tad tae tal tar tat tax tda tdd tde tdl tdr tdt tdx te- tea ted tee tel ter tet tex tla tld tle tll tlr tlt tlx tra trd tre trl trr trt trx tta ttd tte ttl ttr ttt ttx txe txl txt xaa xad xal xar xat xda xde xdr xdt xed xee xel xer xet xex xla xld xlr xlt xrd xrt xrx xtr xtx xxl xxx