diff --git a/02/title.txt b/02/title.txt
new file mode 100644
index 0000000..8ee7afa
--- /dev/null
+++ b/02/title.txt
@@ -0,0 +1 @@
+Capítulo 2
\ No newline at end of file
diff --git a/03/title.txt b/03/title.txt
new file mode 100644
index 0000000..40c00ef
--- /dev/null
+++ b/03/title.txt
@@ -0,0 +1 @@
+Capítulo 3
\ No newline at end of file
diff --git a/04/title.txt b/04/title.txt
new file mode 100644
index 0000000..c911426
--- /dev/null
+++ b/04/title.txt
@@ -0,0 +1 @@
+Capítulo 4
\ No newline at end of file
diff --git a/manifest.json b/manifest.json
index 2ea1539..a8dd3b8 100644
--- a/manifest.json
+++ b/manifest.json
@@ -44,6 +44,27 @@
 		"01-08",
 		"01-11",
 		"01-12",
-		"01-15"
+		"01-15",
+		"01-17",
+		"01-19",
+		"01-21",
+		"01-23",
+		"02-title",
+		"02-01",
+		"02-03",
+		"02-05",
+		"02-08",
+		"02-10",
+		"02-12",
+		"02-14",
+		"02-16",
+		"03-title",
+		"03-01",
+		"03-04",
+		"03-07",
+		"03-09",
+		"03-12",
+		"03-14",
+		"03-17"
 	]
 }
\ No newline at end of file