-al -ol a-a a-c a-t aaa aac aad aaf aal aao aar aat ac- aca acc acd acf acl aco acr act ad- ada adc add adf adl ado adr adt af- afa afc afd aff afl afo afr aft al- ala alc ald alf all alo alr alt aoa aoc aod aof aol aoo aor aot ar- ara arc ard arf arl aro arr art at- ata atc atd atf atl ato atr att c-- caa cac cad caf cal cao car cat cca ccc ccd ccf ccl cco ccr cct cda cdc cdd cdf cdl cdo cdr cdt cfa cfc cfd cff cfl cfo cfr cft cl- cla clc cld clf cll clo clr clt co- coa coc cod cof col coo cor cot cra crc crd crf crl cro crr crt cta ctc ctd ctf ctl cto ctr ctt daa dac dad daf dal dao dar dat dca dcc dcd dcf dcl dco dcr dct dda ddc ddd ddf ddl ddo ddr ddt dfa dfc dfd dff dfl dfo dfr dft dl- dla dlc dld dlf dll dlo dlr dlt doa doc dod dof dol doo dor dot dra drc drd drl dro drr drt dta dtc dtd dtf dtl dto dtr dtt faa fac fad faf fal fao far fat fca fcc fcd fcf fcl fco fcr fct fda fdc fdd fdf fdl fdo fdr fdt ffa ffc ffd fff ffl ffo ffr fft fla flc fld flf fll flo flr flt foa foc fof fol foo for fot fra frc frd frf frl fro frr frt fta ftc ftd ftf ftl fto ftr ftt la- laa lac lad laf lal lao lar lat lca lcc lcd lcf lcl lco lcr lct lda ldc ldd ldf ldl ldo ldr ldt lfa lfc lfd lff lfl lfo lfr lft lla llc lld llf lll llo llr llt loa loc lod lof lol loo lor lot lra lrc lrd lrf lro lrr lrt lta ltc ltd ltf ltl lto ltr ltt oaa oac oad oaf oal oao oar oat oc- oca occ ocd ocf ocl oco ocr oct oda odc odd odf odl odo odr odt of- ofa ofc ofd off ofl ofo ofr oft ola olc old olf oll olo olt oo- ooa ooc ood oof ool ooo oor oot or- ora orc ord orf orl oro orr ort ot- ota otc otd otf otl oto otr ott ra- raa rac rad raf ral rao rar rat rca rcc rcd rcf rcl rco rcr rct rda rdc rdd rdf rdl rdo rdr rdt rfa rfc rfd rff rfl rfo rfr rft rla rlc rld rlf rll rlo rlr rlt roa roc rod rof rol roo ror rot rra rrc rrd rrf rrl rrr rrt rta rtc rtd rtf rtl rto rtr rtt taa tac tad taf tal tao tar tat tca tcc tcd tcf tcl tco tcr tct tda tdc tdd tdf tdl tdo tdr tdt tfa tfc tfd tff tfl tfo tfr tft tla tlc tld tlf tll tlo tlr tlt to- toa toc tod tof tol too tor tot tra trc trd trf trl tro trr trt tta ttc ttd ttf ttl tto ttr ttt

a-do aaaa aaac aaad aaaf aaal aaar aaca aacc aacd aacf aacl aaco aacr aact aada aadc aadt aafa aafc aafd aaff aafl aala aalc aald aall aalo aaoo aara aarc aard aaro aart aata aatc aatf aatt ac-t acaa acac acad acar acat acca accc accd accf acco acct acda acdc acdf acdt acfc acfd acfl acft acla aclc aclr acoa acod acol acor acot acr- acra acrc acro acrr acta actc actf actl acto actt adaa adac adad adal adao adar adat adcc adda addc addd addl addo addr adfa adfc adfl adoc adod adoo ador adot adra adro adta afaa afad afao afar afat afca afcc afdc afdl affa affc affo afft afla aflc afoa afol afoo afor afr- afra afrc afro afta aftc alaa alac alad alal alao alar alat alca alcc alco ald- alda aldl aldo alfa all- alla alll allo allr aloa aloc alod alof alol aloo alor alot alro alta alto aoca aola aora aort aotc aotd aotf arac arad araf aral arar arat arc- arca arco arct arda ardc ardf ardl ardo arfa arfc arff arft arla arlo aroa arod aroo aror arr- arra arrc arro arrr arrt arta artc arto artr at-l at-t ataa atac atad atal atar atat atca atcc atcf atcl atco atcr atdt atfc atla atlo atoc atod atof atol ator atot atra atrc atro atta atto attr c-cd caaa caac caaf caal caat cac- caca cacc caco cacr cada cadc cadd cado cadr cafa cafc caff cafl cala calc cald calf call calo calt caod caol caor cara carc card carf carl caro carr cart cat- cata catc catd catf cato catt ccaa ccac ccad ccaf ccar ccat ccca cccc cccf cccl ccdc ccdf ccdr ccfa ccfc ccfd ccff ccfl ccla cclc ccoc ccod ccra ccrc ccrf ccrl ccrt cctc cctl cctt cd-r cdaa cdac cdad cdda cddl cddr cdfa cdot cfaa cfac cfao cfar cfca cfcf cfcl cfco cfda cffr cfoa cfor cfra cfrt cfta cftc cftl cftr clad claf clar clat clcd cldc cldr clod clof cloo clor clot clra clrd clro cltc coad coal coat coca coco coct coda codd codl cofc coff coft col- cola cold coll colo colt cood coof cool coot cor- cora corc cord corf corl coro corr cort cota cotc coto cott crac craf crar crat crca crcc crcr crda crdc crfc crfl crlf croc crod crol croo cror crot crrt crtc crtf crtl ctal ctca ctcf ctfc ctfo ctol ctor ctot ctrc ctrl ctta daad daal daar daca dact dada dado dafa dafc daff dafo daft dala dalf dall dalo dalt dara darc dard darf darl daro darr dart data dato datr datt dcca dccc dccl dcct dcfc dcra dctc dddd ddlc ddoc ddot ddrc dfaf dfcc dfco dfdt dffa dfrf dftr dlco doal doar doat doca doco