-ic -ol b-u bbb bbc bbd bbf bbi bbl bbo bbu bcb bcc bcd bcf bci bcl bco bcu bdb bdc bdd bdf bdi bdl bdo bdu bfb bfc bfd bff bfi bfl bfo bfu bi- bib bic bid bif bii bil bio biu blb blc bld blf bli bll blo blu bob boc bod bof boi bol boo bou bub buc bud buf bui bul buo buu c-- cbb cbc cbd cbf cbi cbl cbo cbu ccb ccc ccd ccf cci ccl cco ccu cdb cdc cdd cdf cdi cdl cdo cdu cfb cfc cfd cff cfi cfl cfo cfu ci- cib cic cid cif cii cil cio ciu cl- clb clc cld clf cli cll clo clu co- cob coc cod cof coi col coo cou cub cuc cud cuf cui cul cuo cuu dbb dbc dbd dbf dbi dbl dbo dbu dcb dcc dcd dcf dci dcl dco dcu ddb ddc ddd ddf ddi ddl ddo ddu dfb dfc dfd dff dfi dfl dfo dfu di- dib dic did dif dii dil dio diu dl- dlb dlc dld dlf dli dll dlo dlu dob doc dod dof doi dol doo dou dub duc dud duf dui dul duo fbb fbc fbd fbf fbi fbl fbo fbu fcb fcc fcd fcf fci fcl fco fcu fdb fdc fdd fdf fdi fdl fdo fdu ffc ffd fff ffi ffl ffo ffu fib fic fid fif fii fil fiu flb flc fld flf fli fll flo flu fob foc fof foi fol foo fou fub fud fuf fui ful fuo fuu i-d i-f ibb ibc ibd ibf ibi ibl ibo ibu icb icc icd icf ici icl ico icu idb idc idd idf idi idl ido idu ifb ifc ifd iff ifi ifl ifo ifu iib iic iid iif iii iil iio iiu il- ilb ilc ild ilf ili ill ilo ilu io- iob ioc iod iof ioi iol ioo iou iu- iub iuc iud iui lbb lbc lbd lbf lbi lbl lbo lbu lcb lcc lcd lcf lci lcl lco lcu ldb ldc ldd ldf ldi ldl ldo ldu lfb lfc lfd lff lfi lfl lfo lfu lib lic lid lif lii lil lio liu llb llc lld llf lli lll llo llu lob loc lod lof loi lol loo lou lub luc lud luf lui lul luo luu o-i ob- obb obc obd obf obi obl obo obu oc- ocb occ ocd ocf oci ocl oco ocu odb odc odd odf odi odl odo odu of- ofb ofc ofd off ofi ofl ofo ofu oib oic oid oif oii oil oio oiu olb olc old olf oli oll olo olu oo- oob ooc ood oof ooi ool ooo ou- ouc oud ouf oui oul ouo ubb ubc ubf ubi ubl ubo ubu ucb ucc ucd ucf uci ucl uco ucu udb udc udd udf udi udl udo udu ufc ufd uff ufi ufl ufo ufu uib uic uid uif uii uil uio uiu ulb ulc uld ulf uli ull ulo ulu uob uoc uod uol uoo uuc uuu

bbbb bbci bbdd bbdo bbfc bblb bcbc bccc bcci bccl bcfc bcof bcuc bdbc bddc bdii bduf bffl bibb bibi bibl bibo bicc bici bico bidi bido bidu biff bifi bild bili bill bilo bilu bio- bioc bioi biol biou blcu bldc blfc blic blio blob bloc blod bloo blou blub blud bluf bobb bobi bobo bobu boco bocu bodb bodi bodo bodu bofd boff bofu boi- boid boii boil boiu bold boli boll bolo bolu boob booc bood boof bool boud bouf boul bubb bubi bubo bubu bucc buci buco bucu budb budd budi budl budo budu bufc buff bufo buic buid buif buiu bulb buld buli bull bulu buol c-bo c-cd cbbc cbcc cbcl cbcu cbdb cbdc cbdi cbdo cbfb cbfc cbid cblb cblc cbol ccbc cccb cccc cccf ccci cccl cccu ccdc ccdf ccdi ccfc ccfd ccff ccfi ccfl ccic ccid ccii ccil cclc ccli ccob ccoc ccod ccuc cdbf cddb cddl cdic cdii cdio cdli cfbc cfcb cfcf cfcl cfco cffb cibc cibi cibo cicc cici cico cicu cidc cidi ciff cifl ciid ciii cili cill cilo ciob ciuc clcd cldc clib clic clif clii clio clob clod clof cloo clou club clud cobb cobi cobo cobu coco cocu codd codi codl cofc coff cofi coif coil col- colb cold coli coll colo colu coob cood coof cool coub coud coul cub- cubb cubi cucc cuci cudi cufc cuff cufi cufo cui- cuif cuil culb culc culd cull culo d-bo dbcc dbfc dbfo dcbc dccb dccc dcci dccl dccu dcdb dcfc dcii dcil dcio dcli dddd ddlc ddoc ddub dfcc dfco dfcu dibb dibo dici dico didi dido didu dif- diff diii dilf dili dill dilo dioc diol diou dlbd dlco dlib dlii dlil dobb dobi dobl dobu doci doco docu dod- dodd dodi dodo doff doid doil dold dolf doli doll dolo dolu doob dood doof dool doub douc doud douf doul dub- dubb dubc dubu duco dudd dudo dudu dufc duff dufu duid duif duil dulc duli dull dulo dulu duo- duul fccf fcic fcii fdic fdoc ffcc ffff ffii ficc fico fidc fidf fido fifc fiff fifi fifo fiii fiil fild fili fill filo flcl flic flid flii flob floc flod floo flou flub flud fluf fluo foci foco fofo foid foil folc fold foli foll folo food foof fool foud foul fubb fubu fuc- fuci fudd fudi fufc fuff fufu fuid fuil fuli full fulu ibdo ibfi ibid icbc icbd iccb iccc iccf icci iccl icco iccu icdc icdd icdl icfb icll icoc icod icub iddo idfc idic idid idil idio idli idoc idol idub iduo ifbb ifcd ifco ific ifid ifil iicd iiii iiio iioi iioo iiuc ilbc ilcd ilic ilio ill- illd illi illo iloc iloo ilud iobi ioci iod- iodd iodo iofc ioii ioio iolo ioof iooi iooo iucc iuiu lbcc lcbc lccc lcdd lcfc ldcf ldci ldif lfcc libc libo libu lico lidb lidl lido liff lifl lifo