lotsa oltsa ltosa tlosa otlsa tolsa losta olsta lsota slota oslta solta ltsoa tlsoa lstoa sltoa tsloa stloa otsla tosla ostla sotla tsola stola lotas oltas ltoas tloas otlas tolas loats olats laots alots oalts aolts ltaos tlaos latos altos talos atlos otals toals oatls aotls taols atols losat olsat lsoat sloat oslat solat loast olast laost alost oalst aolst lsaot slaot lasot alsot salot aslot osalt soalt oaslt aoslt saolt asolt ltsao tlsao lstao sltao tslao stlao ltaso tlaso latso altso talso atlso lsato slato lasto alsto salto aslto tsalo stalo taslo atslo satlo astlo otsal tosal ostal sotal tsoal stoal otasl toasl oatsl aotsl taosl atosl osatl soatl oastl aostl saotl asotl tsaol staol tasol atsol satol astol
Note: these 'words' (valid or invalid) are all the permutations of the word lotsa. These words are obtained by scrambling the letters in lotsa.