-ic bbb bbc bbe bbh bbi bbn bbo bcb bcc bce bch bci bcn bco be- beb bec bee beh bei ben beo bhb bhc bhe bhh bhi bho bi- bib bic bie bih bii bin bio bnb bnc bne bni bnn bno bob boc boe boh boi bon boo c-- cbb cbc cbe cbh cbi cbn cbo ccb ccc cce cch cci ccn cco ce- ceb cec cee ceh cei cen ceo ch- chb chc che chh chi chn cho ci- cib cic cie cih cii cin cio cn- cnb cnc cne cnh cni cnn cno co- cob coc coe coh coi con coo ebb ebc ebe ebh ebi ebn ebo ec- ecb ecc ece ech eci ecn eco eeb eec eee een eeo ehb ehc ehe ehh ehi ehn eho eib eic eie eii ein eio en- enb enc ene enh eni enn eno eo- eob eoc eoe eoh eoi eon eoo h-i hbb hbc hbe hbh hbi hbn hbo hcb hcc hce hch hci hcn hco he- heb hec hee heh hei hen heo hhb hhc hhe hhh hhi hhn hho hib hic hie hih hii hin hio hnb hnc hne hnh hnn hno hob hoc hoe hoh hoi hon hoo ibb ibc ibe ibh ibi ibn ibo icb icc ice ich ici icn ico ie- iec iee iei ien ihb ihc ihe ihh ihi ihn iho iib iic iie iih iii iin iio in- inb inc ine inh ini inn ino io- iob ioc ioe ioh ioi ion ioo n-i nbb nbc nbe nbi nbn nbo ncb ncc nce nch nci ncn nco ne- neb nec nee neh nei nen neo nhb nhc nhe nhh nhi nhn nib nic nie nih nii nin nio nnb nnc nne nnh nni nnn nno no- nob noc noe noh noi non noo o-i ob- obb obc obe obh obi obn obo oc- ocb occ och oci ocn oco oeb oec oee oeh oei oen oeo ohc ohe ohh ohi ohn oho oib oic oie oii oin oio on- onb onc one onh oni onn ono oo- oob ooc ooh ooi oon ooo