-ing bbbb bbin bblb bbng bibb bibi bibl bigb bigg bign bigt biin bili bill bilt bilz bin- bing bini binn bint binz bitt bitz bivi bivl bizz blbt blin blit bliz blni blvt bnib bnin bttb btvi bziv bzzt bzzz ggbt gggg gibb gibz gigg gigi gign gilg gili gill gilt ging gini ginn gizi gizz gli- glib glin glit gnib gnin gnit gnti gntv gvtv gvvv gzin ibtb ibtl igil igli igni iiii iiit iitt ilin ilit ill- illi illt ilni inig init inni intg inti intl intn invt itil itin itll ivbv ivig ivin lbgt lgbt lgin lgtn ligg ligi lign liig liii liin liiv lilb lilg lili lill lilt ling linn lint linz litb liti litl litt litz livi lizi lizl llll ltbl ltib ltng ltnt lttv lvii lviv lztt n-ii n-tv nbti ngtn ngtv nibi nigg nigt niit nili nill nilt ning nini ninl nitb niti nitz nlgn nngn nnit nnnn nntn nnvt nttv ntvg nvtv tbil tbit tbvi tibi tigi tiit till tiln tilt ting tini tinn tint titi titt titz tivi tizi tizz tlli ttbb tttt tvbn tvil tvnb tvni tvtv tzzt viii vili vill vilt ving vini vint vitg viti vitt vivi vizt vlli vlvt vnbg vt-i vtnz vtvl vvvv zbvi zigg zigi zill zing zinn ziti zizi zizz zlib zliv znng zzzz