yaml en translation with double point within apostrophs to make it work - and no print of lang on website

index.php

@@ -34,7 +34,7 @@
 		$loc = "de-DE";
 
 	//$loc = "en-US";
-	print "$loc $loc1";
+	//print "$loc $loc1";
 	$domain = "messages";
 
 	setlocale(LC_MESSAGES, $loc); 

locale.yaml

@@ -143,10 +143,10 @@ form_3_header:
   en-US:  3. Advance payment and other
 form_3_subtext_1:
   de-DE:  'Ich habe bereits einen Vorschuss erhalten in Höhe von:'
-  en-US:  I have already received an advance in the amount of:
+  en-US:  'I have already received an advance in the amount of:'
 form_3_subtext_2:
   de-DE:  'Hiermit bestätige ich die Vollständig- und Richtigkeit meiner Angaben:'
-  en-US:  Herewith I confirm the completeness and correctness of my data:
+  en-US:  'Herewith I confirm the completeness and correctness of my data:'
 form_3_button_1:
   de-DE:  Antrag herunterladen und später einreichen
   en-US:  Download reimbursement claim and submit later