-ic b-u bbb bbc bbd bbh bbi bbu bcb bcc bcd bch bci bcu bdb bdc bdd bdh bdi bdu bhb bhc bhd bhh bhi bhu bi- bib bic bid bih bii biu bub buc bud buh bui buu c-- cbb cbc cbd cbh cbi cbu ccb ccc ccd cch cci ccu cdb cdc cdd cdh cdi cdu ch- chb chc chd chh chi chu ci- cib cic cid cih cii ciu cub cuc cud cuh cui cuu dbb dbc dbd dbh dbi dbu dcb dcc dcd dci dcu ddb ddc ddd ddh ddi ddu dh- dhb dhc dhd dhh dhi dhu di- dib dic did dih dii diu dub duc dud duh dui h-i hbb hbc hbd hbh hbi hbu hcb hcc hcd hch hci hdb hdc hdd hdh hdi hdu hhb hhc hhd hhh hhi hhu hib hic hid hih hii hiu hub huc hud huh hui huu i-d ibb ibc ibd ibh ibi ibu icb icc icd ich ici icu idb idc idd idh idi idu ihb ihc ihd ihh ihi ihu iib iic iid iih iii iiu iu- iub iuc iud iui ubb ubc ubh ubi ubu ucb ucc ucd uch uci ucu udb udc udd udi udu uhb uhc uhd uhh uhi uhu uib uic uid uii uiu uuc uuu