bcity cbity bicty ibcty cibty icbty bctiy cbtiy btciy tbciy ctbiy tcbiy bitcy ibtcy bticy tbicy itbcy tibcy citby ictby ctiby tciby itcby ticby bciyt cbiyt bicyt ibcyt cibyt icbyt bcyit cbyit bycit ybcit cybit ycbit biyct ibyct byict ybict iybct yibct ciybt icybt cyibt ycibt iycbt yicbt bctyi cbtyi btcyi tbcyi ctbyi tcbyi bcyti cbyti bycti ybcti cybti ycbti btyci tbyci bytci ybtci tybci ytbci ctybi tcybi cytbi yctbi tycbi ytcbi bityc ibtyc btiyc tbiyc itbyc tibyc biytc ibytc byitc ybitc iybtc yibtc btyic tbyic bytic ybtic tybic ytbic itybc tiybc iytbc yitbc tyibc ytibc cityb ictyb ctiyb tciyb itcyb ticyb ciytb icytb cyitb ycitb iyctb yictb ctyib tcyib cytib yctib tycib ytcib itycb tiycb iytcb yitcb tyicb yticb
Note: these 'words' (valid or invalid) are all the permutations of the word bcity. These words are obtained by scrambling the letters in bcity.