diff --git a/docs/lists/ch06/06-17.txt b/docs/lists/ch06/06-17.txt
new file mode 100644
index 0000000..8f04af4
--- /dev/null
+++ b/docs/lists/ch06/06-17.txt
@@ -0,0 +1,19 @@
+use Doctrine\Common\Collections\ArrayCollection;
+...
+class InquiryRepository extends \Doctrine\ORM\EntityRepository
+{
+    public function findAllByKeyword($keyword)
+    {
+        $query = $this->createQueryBuilder('i')
+            ->where('i.name LIKE :keyword')
+            ->orWhere('i.tel LIKE :keyword')
+            ->orWhere('i.email LIKE :keyword')
+            ->orderBy('i.id', 'DESC')
+            ->setParameters([
+                ':keyword' =>'%'.$keyword.'%'
+            ])
+            ->getQuery();
+
+        return new ArrayCollection($query->getResult());
+    }
+}
diff --git a/src/AppBundle/Entity/InquiryRepository.php b/src/AppBundle/Entity/InquiryRepository.php
index e0f33e9..d44d13b 100644
--- a/src/AppBundle/Entity/InquiryRepository.php
+++ b/src/AppBundle/Entity/InquiryRepository.php
@@ -2,6 +2,8 @@
 
 namespace AppBundle\Entity;
 
+use Doctrine\Common\Collections\ArrayCollection;
+
 /**
  * InquiryRepository
  *
@@ -10,4 +12,18 @@
  */
 class InquiryRepository extends \Doctrine\ORM\EntityRepository
 {
+    public function findAllByKeyword($keyword)
+    {
+        $query = $this->createQueryBuilder('i')
+            ->where('i.name LIKE :keyword')
+            ->orWhere('i.tel LIKE :keyword')
+            ->orWhere('i.email LIKE :keyword')
+            ->orderBy('i.id', 'DESC')
+            ->setParameters([
+                ':keyword' =>'%'.$keyword.'%'
+            ])
+            ->getQuery();
+
+        return new ArrayCollection($query->getResult());
+    }
 }