-ic b-u bbb bbc bbi bbn bbo bbu bcb bcc bci bcn bco bcu bcv bi- bib bic bii bin bio biu biv bnb bnc bni bnn bno bnu bnv bob boc boi bon boo bou bov bub buc bui bun buo buu bvb bvc bvi bvn bvo bvu bvv c-- cbb cbc cbi cbn cbo cbu cbv ccb ccc cci ccn cco ccu ccv ci- cib cic cii cin cio ciu civ cn- cnb cnc cni cnn cno cnu cnv co- cob coc coi con coo cou cov cub cuc cui cun cuo cuu cuv cvb cvc cvi cvn cvo cvu cvv i-v ibb ibc ibi ibn ibo ibu ibv icb icc ici icn ico icu icv iib iic iii iin iio iiu in- inb inc ini inn ino inu inv io- iob ioc ioi ion ioo iou iov iu- iub iuc iui ivb ivc ivi ivo ivu ivv n-i nbb nbc nbi nbn nbo nbu nbv ncb ncc nci ncn nco ncu ncv nib nic nii nin nio niu niv nnb nnc nni nnn nno nnu nnv no- nob noc noi non noo nou nov nub nuc nui nun nuo nuu nuv nvb nvc nvi nvn nvu nvv o-i ob- obb obc obi obn obo obu obv oc- ocb occ oci ocn oco ocu ocv oib oic oii oin oio oiu oiv on- onb onc oni onn ono onu oo- oob ooc ooi oon ooo oov ou- ouc oui oun ouo ov- ovb ovc ovi ovo ovv ubb ubc ubi ubn ubo ubu ubv ucb ucc uci ucn uco ucu ucv uib uic uii uin uio uiu un- unb unc uni unn uno unu unv uob uoc uon uoo uuc uun uuu uvb uvc uvo uvu uvv vbc vbi vbo vbv vcc vci vcn vco vcu vi- vib vic vii vin vio viu viv vn- vni vno vnu vnv vob voc voi von voo vou vov vuv vvb vvc vvi vvo vvv