-ic bbb bbc bbe bbh bbi bbo bcb bcc bce bch bci bco bcv be- beb bec bee beh bei beo bev bhb bhc bhe bhh bhi bho bhv bi- bib bic bie bih bii bio biv bob boc boe boh boi boo bov bvb bvc bve bvh bvi bvo bvv c-- cbb cbc cbe cbh cbi cbo cbv ccb ccc cce cch cci cco ccv ce- ceb cec cee ceh cei ceo cev ch- chb chc che chh chi cho chv ci- cib cic cie cih cii cio civ co- cob coc coe coh coi coo cov cvb cvc cve cvh cvi cvo cvv ebb ebc ebe ebh ebi ebo ebv ec- ecb ecc ece ech eci eco ecv eeb eec eee eeo eev ehb ehc ehe ehh ehi eho ehv eib eic eie eii eio eiv eo- eob eoc eoe eoh eoi eoo evb evc eve evh evi evo evv h-i hbb hbc hbe hbh hbi hbo hbv hcb hcc hce hch hci hco hcv he- heb hec hee heh hei heo hev hhb hhc hhe hhh hhi hho hhv hib hic hie hih hii hio hiv hob hoc hoe hoh hoi hoo hov hv- hvb hvc hvo hvv i-v ibb ibc ibe ibh ibi ibo ibv icb icc ice ich ici ico icv ie- iec iee iei iev ihb ihc ihe ihh ihi iho ihv iib iic iie iih iii iio io- iob ioc ioe ioh ioi ioo iov ivb ivc ive ivi ivo ivv o-i ob- obb obc obe obh obi obo obv oc- ocb occ och oci oco ocv oeb oec oee oeh oei oeo ohc ohe ohh ohi oho oib oic oie oii oio oiv oo- oob ooc ooh ooi ooo oov ov- ovb ovc ove ovh ovi ovo ovv v-e vbc vbh vbi vbo vbv vcc vce vch vci vco veb vec vee veh vei veo vh- vhb vhc vhe vhi vho vi- vib vic vie vii vio viv vob voc voe voh voi voo vov vvb vvc vvi vvo vvv