-al a-a a-i a-t aaa aad aaf aai aal aat aax ad- ada add adf adi adl adt adx af- afa afd aff afi afl aft afx ai- aia aid aif aii ail ait aix al- ala ald alf ali all alt alx at- ata atd atf ati atl att atx ax- axa axi axl axt axx daa dad daf dai dal dat dax dda ddd ddf ddi ddl ddt ddx dfa dfd dff dfi dfl dft dfx di- dia did dif dii dil dit dix dl- dla dld dlf dli dll dlt dlx dta dtd dtf dti dtl dtt dtx dxd dxi dxl dxt dxx faa fad faf fai fal fat fax fda fdd fdf fdi fdl fdt fdx ffa ffd fff ffi ffl fft ffx fia fid fif fii fil fit fix fla fld flf fli fll flt flx fta ftd ftf fti ftl ftt ftx fxi fxt fxx i-d i-f ia- iaa iad iaf iai ial iat ida idd idf idi idl idt idx ifa ifd iff ifi ifl ift ifx iia iid iif iii iil iit iix il- ila ild ilf ili ill ilt ilx ita itd itf iti itl itt itx ixi ixl la- laa lad laf lai lal lat lax lda ldd ldf ldi ldl ldt lfa lfd lff lfi lfl lft lfx lia lid lif lii lil lit lix lla lld llf lli lll llt lta ltd ltf lti ltl ltt ltx lxd lxi lxx t-x taa tad taf tai tal tat tax tda tdd tdf tdi tdl tdt tdx tfa tfd tff tfi tfl tft tfx tia tid tif tii til tit tix tla tld tlf tli tll tlt tlx tta ttd ttf tti ttl ttt ttx txf txi txl txt xaa xad xaf xal xat xda xdf xdi xdt xfa xfl xft xfx xia xii xit xix xla xld xlf xli xlt xtf xti xtx xxi xxl xxx