a-do aaaa aaac aaad aaal aaap aaca aacc aacd aacl aaco aacp aada aadc aala aalc aald aall aalo aaoo aapa aapc aapl aapo acaa acac acad acap acca accc accd acco accp acda acdc acdp acla aclc acoa acod acol acop acpa acpd adaa adac adad adal adao adap adcc adda addc addd addl addo adoc adod adoo adp- al-p alaa alac alad alal alao alap alca alcc alco ald- alda aldl aldo all- alla alll allo aloa aloc alod alol aloo alop alpa alpl alpo aoca aola aopo apac apal apao apap apca apcc apcd apco apda apdd apl- apla aplp apo- apoc apod apoo apop appa appc appd appl c-cd caaa caac caal caap cac- caca cacc caco cada cadc cadd cado cala calc cald call calo calp caod caol capa capc capd capo capp ccaa ccac ccad ccap ccca cccc cccl cccp ccdc ccdp ccla cclc ccoc ccod ccpa ccpl ccpp cdaa cdac cdad cdda cddl clad clap clcd cldc clod cloo clop clpp coad coal coca coco cocp coda codd codl col- cola cold coll colo colp cood cool coop copa copd copo copp cpaa cpac cpad cpap cpca cpdl cplc cppa cppd daad daal daap daca dada dado dala dall dalo dapa dapp dcca dccc dccl dccp dcop dcpl dcpo dddd ddlc ddoc ddpo dlco doal doap doca doco dod- doda dodd dodo dola dold doll dolo dolp dood dool doop dopa dopo dopp dpaa dpac dpcp dpll dppa dppc laaa laac laad laal laap laca lacc lacl laco lacp lada ladd lado ladp lala lald lall lalo lapa lapc lapd lapp lcac lcad lcca lccc lcdd lcdp lcpa lcpc lcpd lcpl lddp ldpc llao llcc lldc lldp lllc llll lloa lloc llod lloo loac load loap loca locc loco loda lola lold loll lolo looc lood lool loop lopa lopp lpac lpda lpla lpod lppl oall ocac ocad ocal ocap occa occc oclc ocpa ocpd ocpp odac odal odda oddd odla odoo odop olac olca olcc olla ollo olpc ooaa ooda oola oold oolo oooo opal opap opca opla opo- oppa oppo paal paap paca pacd paco pada padd pado pala pall palo palp paoc papa papp pcaa pcad pcap pcca pccc pccl pcll pclo pcoa pcod pcpp pdac pdca pdcp pdlc pdoc pdpa plaa plac plad plap plcc ploc plod ploo plop plpa plpp poad poca pocd poco pod- poda podd podo pola pold poll polo pood pool poop pop- popa popc popo popp ppac ppad ppal ppap ppcc ppcd pplo ppoa ppod pppa pppd pppo pppp