-ic c-- ccc ccd cch cci cck cco cdc cdd cdh cdi cdk cdo ch- chc chd chh chi chk cho ci- cic cid cih cii cik cio ckc ckd ckh cki cko co- coc cod coh coi cok coo dcc dcd dci dck dco ddc ddd ddh ddi ddk ddo dh- dhc dhd dhh dhi dhk dho di- dic did dih dii dik dio dkc dki dkk dko doc dod doh doi dok doo h-i hcc hcd hch hci hck hco hdc hdd hdh hdi hdk hdo hhc hhd hhh hhi hhk hho hic hid hih hii hik hio hkd hkh hki hkk hko hoc hod hoh hoi hok hoo i-d icc icd ich ici ick ico idc idd idh idi idk ido ihc ihd ihh ihi ihk iho iic iid iih iii iio ikc iki ikk iko io- ioc iod ioh ioi ioo kcc kcd kch kci kck kdc kdh kdk kdo khh khi khk kho kic kid kih kii kik kio kkc kkh kki kkk koc kod koh koi kok koo o-i oc- occ ocd och oci ock oco odc odd odh odi odo ohc ohd ohh ohi oho oic oid oii oik oio okc okd oki okk oko oo- ooc ood ooh ooi ook ooo