Signs has bug when I type this

I type my friend name     Chris land   or I  type    Tengu Land  or full name    Tengutolku     Then the sign words diapers. the photo is with no d on it and this works you still put more words on it. The photo show when I put the d on land then it shows the sign with no words on it then. Same goes for the    Tengu Land     too. This on the Realm. Plz fix.