The last cases are non obvious, so it's pratically done

Change-Id: Icae1da8e238f516eaed0f7fbdf96fff778eac547
Reviewed-on: https://gerrit.libreoffice.org/8445Reviewed-by: Marcos Paulo de Souza <marcos.souza.org@gmail.com>
Tested-by: Marcos Paulo de Souza <marcos.souza.org@gmail.com>