-ic b-p bbb bbc bbi bbn bbo bbp bbr bcb bcc bci bcn bco bcp bcr bcv bi- bib bic bii bin bio bip bir biv bnb bnc bni bnn bno bnp bnr bnv bob boc boi bon boo bop bor bov bpb bpc bpi bpn bpo bpp bpr bpv brb bri brn bro brp brr brv bvb bvc bvi bvn bvo bvp bvr bvv c-- cbb cbc cbi cbn cbo cbp cbr cbv ccb ccc cci ccn cco ccp ccr ccv ci- cib cic cii cin cio cip cir civ cn- cnb cnc cni cnn cno cnp cnr cnv co- cob coc coi con coo cop cor cov cpb cpc cpi cpn cpo cpp cpr cpv crb crc cri crn cro crp crr crv cvb cvc cvi cvn cvo cvp cvr cvv i-v ibb ibc ibi ibn ibo ibp ibr ibv icb icc ici icn ico icp icr icv iib iic iii iin iio iip iir in- inb inc ini inn ino inp inr inv io- iob ioc ioi ion ioo iop ior iov ipb ipc ipi ipn ipo ipp ipr ipv ir- irb irc iri irn iro irp irr irv ivb ivc ivi ivo ivp ivr ivv n-i nbb nbc nbi nbn nbo nbp nbr nbv ncb ncc nci ncn nco ncp ncr ncv nib nic nii nin nio nip nir niv nnb nnc nni nnn nno nnp nnv no- nob noc noi non noo nop nor nov npb npc npi npn npo npp npr npv nrb nrc nri nrn nro nrp nrr nrv nvb nvc nvi nvn nvp nvv o-i ob- obb obc obi obn obo obp obr obv oc- ocb occ oci ocn oco ocp ocr ocv oib oic oii oin oio oip oir oiv on- onb onc oni onn ono onp onr oo- oob ooc ooi oon ooo oop oor oov op- opb opc opi opn opo opp opr opv or- orb orc ori orn oro orp orr orv ov- ovb ovc ovi ovo ovp ovv p-p pbb pbc pbi pbn pbo pbp pbr pcb pcc pci pcn pco pcp pcr pcv pib pic pii pin pio pip pir piv pn- pnb pnc pni pnn pno pnp pnr pnv pob poc poi pon poo pop por pov ppb ppc ppi ppn ppo ppp ppr ppv prb prc pri prn pro prp prr prv pvb pvc pvi pvn pvo pvp pvr pvv rbb rbc rbi rbn rbo rbp rbr rcb rcc rci rcn rco rcp rcr rcv rib ric rii rin rio rip rir riv rnb rnc rni rnn rno rnp rnr rnv rob roc roi ron roo rop ror rov rpb rpc rpi rpn rpo rpp rpr rpv rrb rrc rri rrn rrp rrr rvb rvc rvi rvn rvo rvp rvr rvv vbc vbi vbo vbr vbv vcc vci vcn vco vcp vcr vi- vib vic vii vin vio vip vir viv vn- vni vno vnp vnr vnv vob voc voi von voo vop vor vov vpb vpc vpi vpn vpo vpp vpr vrb vrc vri vrn vrp vrr vvb vvc vvi vvo vvr vvv

bbbb bbci bbin bbpr bbrc bcbc bcbp bccc bcci bcor bcpp bcvo bibb bibi bibo bicc bici bico biin bin- binc bini binn bino bio- bioc bioi bion bipp birb biri birn biro birr bivi bnib bnin bnoc bnor bnpp bnrr bobb bobi bobo boco boi- boii boin bonc boni bonn bono boob booc boon boop boor bopp bor- bori born boro borr bovi bovo bpcp bprc brcb bric brin brio brno brob broc bron broo bror brrr brvi c-bo cbbc cbcc cbcn cbcp cbcr cbir cbpc cbpp cbrn cbvb cbvn cbvp cbvr ccbc ccbn cccb cccc ccci cccp cccv ccic ccii ccip ccir cciv ccnb ccnc ccni ccnp ccnr ccob ccoc ccpn ccpp ccpr ccrc ccri ccrp ccvi ccvo cibc cibi cibo cicc cici cico cicr ciii cin- cinc cini cino cinv ciob cion cior cipo cipp cirb circ ciri ciro cirr civc civo cnbc cnbp cnci cnco cncp cnib cnic cnrc cnrr cobb cobi cobo coco cocp coin coip coir con- conc coni conn cono conv coob coon coop copi copo copp copr cor- corb corc cori corn coro corp corr covo cpbc cpic cpio cpnb cpni cpri cpvc crbc crcc crcr crib cric crin crip crob croc cron croo crop cror crpc cvcc cvii cvrr i-no ibon ibrc ibri ibro icbc icbp iccb iccc icci iccn icco iccp iccr icnb icnc icoc icon icor icpc icpo icrc icrr iiii iiio iino iioi iioo iiop iirc inbo incb inci inco incr inni inno innr ino- inoi inon inor inp- inpi inpp inri inro iobi ioci iocp ioii ioio ioni ionn iono iooi iooo iori ipcc ipin ipop ippc ippo ippr ipri irbp ircc iri- iric irin irio irip irob iroc iron irop irov irpc irrc irri ivbv ivic ivin ivon ivor n-ii nbbc nbbo nbcc nbci nbco nbic nbpp ncbc ncbi nccc ncci nccn nccp nccr ncip ncnc ncoc ncor ncpc ncrc ncri ncrp nibi nibo nicc nici nico niip niir nini nino nion nioo nipc nipr niro nirv nivo nivr nnnn nnpi nnpr nobc nobi nobo noci noco noib noin noio noir non- noni nonn nono noo- noob noon nooo noop noor noov nor- norb norc nori norn noro norr norv nov- novi novo npcc npic npin npiv npov nppc npri nric nroc nron nrpc nrpn nrrc nvcc nvir nvpi obbo obin oboi obon obor obri obro obvi ocbc occc occi occn ocin ocon ocpp ocro ocrr oici oiii oion oipc onc- onco onic onir onni onno onon onor oobi oocr oooo opic opii opin opio opo- opon opor oppi oppo orbb orbi orbo orci orco ori- oric orin orio ornc orni orno oro- oron oror orpc orpi orri orro orvr ovi- ovni ovo- ovon ovoo ovpp pbcc pboc pcbc pccc pcin pcip pcpb pcpn pcpp pcrc pibb pibi picc pici pico picr piip pinc pini pinn pino pinp piob pion pipi pipo pipp pirc piri pirn piro pirr pivo pnic pnin pnon pnpo pnpp pnro pobo