Practice typing. There is no other way. You just have an issue with accuracy and need to fix it. In the case you mentioned, if you note, it's a case of the rig

Practice typing. There is no other way. You just have an issue with accuracy and need to fix it. In the case you mentioned, if you note, it's a case of the right hand hitting 'h' before the left is done hitting the t. Just practice typing for a bit everyday and these kind of errors will go away.