diff --git a/search.go b/search.go
index 8647587..6db8128 100644
--- a/search.go
+++ b/search.go
@@ -1,13 +1,11 @@
 package search
 
 import (
+	"fmt"
 	"sort"
 	"strings"
 )
 
-var ignoreWords = []string{`a`, `of`, `in`, `the`, `wa`, `ga`, `no`, `ni`, `wo`, `he`, `o`, `ka`}
-var replaceCharacters = strings.Split(`〜☆♪・〈〉「」！『』²Ⅱ＋[](),.!?\/{}+-_=~"'@#$%^&*|;:<>`, ``)
-
 // ID ...
 type ID struct {
 	ID    int
@@ -23,9 +21,9 @@ type Search struct {
 }
 
 // CleanSearch ...
-func CleanSearch(title string) []string {
+func (DB *Search) CleanSearch(title string) []string {
 	s := []string{}
-	for _, c := range replaceCharacters {
+	for _, c := range DB.RemoveCharacters {
 		title = strings.Replace(title, c, ` `, -1)
 	}
 	for _, v := range strings.Split(title, ` `) {
@@ -33,7 +31,7 @@ func CleanSearch(title string) []string {
 		if v == `` || v == ` ` {
 			continue
 		}
-		for _, w := range ignoreWords {
+		for _, w := range DB.IgnoreWords {
 			if v == w {
 				matched = true
 			}
@@ -56,10 +54,20 @@ func (DB *Search) IndexSearch(id interface{}, st [][]string) {
 
 }
 
+// Ignore ...
+func (DB *Search) Ignore(list []string) {
+	DB.IgnoreWords = list
+}
+
+// Replace ...
+func (DB *Search) Replace(list []string) {
+	DB.RemoveCharacters = list
+}
+
 // Match ...
 func (DB *Search) Match(Title string) []interface{} {
 	IDS := []ID{}
-	title := CleanSearch(strings.ToLower(Title))
+	title := DB.CleanSearch(strings.ToLower(Title))
 mainLoop:
 	for i := range DB.Titles {
 		for _, t := range DB.Titles[i] {
@@ -74,6 +82,8 @@ mainLoop:
 			}
 		}
 	}
+	fmt.Println(DB.Titles[1])
+	fmt.Println(DB.Titles[`1`])
 	sort.Slice(IDS, func(i, j int) bool {
 		return IDS[i].Score > IDS[j].Score
 	})