add missing space and fix typo

diff --git a/doc/arm/Bv9ARM-book.xml b/doc/arm/Bv9ARM-book.xml
index 7562a331ed654d1ee4e68bc94ca6d7cc15cbb3aa..3b8fecc3f4546568e73b56619d98cfa567238ddd 100644 (file)
--- a/doc/arm/Bv9ARM-book.xml
+++ b/doc/arm/Bv9ARM-book.xml
@@ -9676,7 +9676,7 @@ deny-answer-aliases { "example.net"; };
            <acronym>BIND</acronym> 9 includes a limited
            mechanism to modify DNS responses for requests
            analogous to email anti-spam DNS blacklists.
-           Responses can be changed to deny the existence of domains(NXDOMAIN),
+           Responses can be changed to deny the existence of domains (NXDOMAIN),
            deny the existence of IP addresses for domains (NODATA),
            or contain other IP addresses or data.
          </para>
@@ -9819,7 +9819,7 @@ deny-answer-aliases { "example.net"; };
              <listitem>Among IP or NSIP triggers, prefer the trigger
                with the longest prefix.
              </listitem>
-             <listitem>Among triggers with the same prefex length,
+             <listitem>Among triggers with the same prefix length,
                prefer the IP or NSIP trigger that matches
                the smallest IP address.
              </listitem>