-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