diff --git a/coauthored b/coauthored
new file mode 100644
index 0000000..16fc679
--- /dev/null
+++ b/coauthored
@@ -0,0 +1 @@
+ca
diff --git a/fdd b/fdd
new file mode 100644
index 0000000..f03f694
--- /dev/null
+++ b/fdd
@@ -0,0 +1 @@
+dd
diff --git a/h b/h
new file mode 100644
index 0000000..f6ab3cf
--- /dev/null
+++ b/h
@@ -0,0 +1 @@
+hhh
diff --git a/y b/y
new file mode 100644
index 0000000..0b20aea
--- /dev/null
+++ b/y
@@ -0,0 +1 @@
+yyy
diff --git a/z b/z
new file mode 100644
index 0000000..b1a17ba
--- /dev/null
+++ b/z
@@ -0,0 +1 @@
+zzz