c-cd cccc ccci cccl cccp ccdc ccdi ccdp ccic ccid ccii ccil ccip cclc ccli ccoc ccod ccpl ccpp cctc cctl cctt cddl cdic cdii cdio cdli cdot cicc cici cico cict cidc cidi cidp cidt ciid ciii ciit cili cill cilo cilp cilt cipo cipp citi citl cito citp citt clcd cldc clic clii clio clip clit clod cloo clop clot clpp cltc coco cocp coct codd codi codl coil coip coit col- cold coli coll colo colp colt cood cool coop coot copd copi copo copp copt cotc coti coto cott cpdl cpic cpio cplc cppd cptp ctcp ctic ctol ctot ctpo ctpp dccc dcci dccl dccp dcct dcii dcil dcio dcli dcop dcpl dcpo dctc dddd ddlc ddoc ddot ddpo dici dico dict didi dido diii dili dill dilo dioc diol diop diot dipc dipl dipo dipp dipt diti dito ditt dlco dlii dlil dlit doci doco doct dod- dodd dodi dodo doid doil doit dold doli doll dolo dolp dolt dood dool doop doot dopo dopp dopt dotd doti doto dott dpci dpcp dpdt dpll dppc dtcc dtdp dtot dtpl dttp iccc icci iccl icco iccp icct icdc icdd icdl icdp icll iclp icoc icod icpc icpd icpo ictp iddo idic idid idil idio idli idoc idol idtp iicd iiii iiio iiit iioi iioo iiop iitt ilcd ilic ilio ilit ill- illd illi illo illp illt iloc iloo ilot ioci iocp iod- iodd iodo ioii ioio ioit iolo iooi iooo iopl ioto ipcc ipct ipdc ipdi ipid ipil iplo ipod ipop ippc ippo iptc ipto itdo itic itil itll itoi itol itoo itpc itto lccc lcdd lcdp lcpc lcpd lcpl lctl lcto ldci lddp ldpc lico lict lidl lido liii lili lill lilo lilt lio- liod lip- lipc lipi lipl lipo lipp litd liti litl lito litt llcc lldc lldp lllc llll lloc llod lloo locc loci loco lodi loic loid loit lold loli loll lolo looc lood lool loop loot lopi lopp lotd loti lotl loto lott lpod lppl ltcc ltci lttc occc occi occt oclc ocpd ocpp oct- octi octo odci oddd oddi odic odio odoo odop odot oici oido oiii oipc oitc oiti olcc olic olid olio olit olli ollo olot olpc oodi ooid oold oolo oooo ootp opic opii opio opit opo- oppi oppo opti opto otcd otcl otic otit oto- otoo otpp otti otto pccc pccl pcip pcll pclo pcod pcpp pdci pdcp pdic pdlc pdoc pdtc picc pici pico pict pido piip pil- pild pili pill pilo pilt piot pipi pipo pipp piti pito pitt plcc pldt plid plio plip plit ploc plod ploo plop plot plpp pltt pocd poco pod- podd podi podo poid poil poio pold poli poll polo polt pood pool poop poot pop- popc popi popo popp popt potc potd poti poto pott ppcc ppcd ppci ppic ppid ppli pplo ppod pppd pppo pppp pptt ptcc ptcl ptdc ptld ptol ptop ptpd pttc tccc tcdd tcpo tctc tdil ticc tico tidc tidd tiit tild till tilo tilt tiop tip- tipc tipi tipo tipp tipt titc titi tito titp titt tlco tldp tlli toci toco todd todi todo todt toid toil toit tol- told toli toll tolo tolt tood tool toot top- topd topi topo topp topt totc totd toti toto tott tpcd tpcp tpld tpol tppd tppp tptp ttcp ttop tttt