-ic b-p bbb bbc bbh bbi bbn bbo bbp bby bcb bcc bch bci bcn bco bcp bcy bhb bhc bhh bhi bho bhp bi- bib bic bih bii bin bio bip biy bnb bnc bni bnn bno bnp bob boc boh boi bon boo bop boy bpb bpc bph bpi bpn bpo bpp bpy by- byc byh byi byn byo byp c-- cbb cbc cbh cbi cbn cbo cbp cby ccb ccc cch cci ccn cco ccp ch- chb chc chh chi chn cho chp chy ci- cib cic cih cii cin cio cip cn- cnb cnc cnh cni cnn cno cnp cny co- cob coc coh coi con coo cop coy cpb cpc cph cpi cpn cpo cpp cyb cyc cyn cyo cyp h-i hbb hbc hbh hbi hbn hbo hbp hby hcb hcc hch hci hcn hco hcp hcy hhb hhc hhh hhi hhn hho hhp hhy hib hic hih hii hin hio hip hnb hnc hnh hnn hno hny hob hoc hoh hoi hon hoo hop hoy hpb hpc hph hpi hpn hpo hpp hpy hy- hyb hyc hyh hyi hyn hyo hyp hyy ibb ibc ibh ibi ibn ibo ibp iby icb icc ich ici icn ico icp icy ihb ihc ihh ihi ihn iho ihp ihy iib iic iih iii iin iio iip in- inb inc inh ini inn ino inp iny io- iob ioc ioh ioi ion ioo iop ipb ipc ipi ipn ipo ipp ipy iyc iyo iyy n-i nbb nbc nbi nbn nbo nbp ncb ncc nch nci ncn nco ncp nhb nhc nhh nhi nhn nhp nhy nib nic nih nii nin nio nip nnb nnc nnh nni nnn nno nnp no- nob noc noh noi non noo nop noy npb npc nph npi npn npo npp nyc nyn nyo nyp nyy o-i ob- obb obc obh obi obn obo obp oby oc- ocb occ och oci ocn oco ocp ohc ohh ohi ohn oho ohp oib oic oii oin oio oip on- onb onc onh oni onn ono onp ony oo- oob ooc ooh ooi oon ooo oop op- opb opc oph opi opn opo opp opy oyi oyo p-p pbb pbc pbi pbn pbo pbp pby pcb pcc pch pci pcn pco pcp phb phc phi phn pho php phy pib pic pih pii pin pio pip pn- pnb pnc pnh pni pnn pno pnp pny pob poc poh poi pon poo pop poy ppb ppc pph ppi ppn ppo ppp py- pyb pyc pyn pyo ybc ybi ybp yby ycc ych yci yco ycp ycy yhc yhi yih yii yin yio yip ynn ynp yny yob yoc yoi yon yoo yop yoy ypo yyb yyc yyy