http://onlinelanguage.info/?page_id=4598
target_languagearray(5) {
  [0]=>
  string(18) "インドネシア"
  [1]=>
  string(12) "タガログ"
  [2]=>
  string(23) "ビサヤ(ビサイヤ)"
  [3]=>
  string(9) "ビンゴ"
  [4]=>
  string(12) "ベトナム"
}
language_bunkiarray(5) {
  [0]=>
  array(2) {
    [0]=>
    string(18) "インドネシア"
    [1]=>
    string(40) "http://onlinelanguage.info/?page_id=4598"
  }
  [1]=>
  array(2) {
    [0]=>
    string(12) "タガログ"
    [1]=>
    string(40) "http://onlinelanguage.info/?page_id=4598"
  }
  [2]=>
  array(2) {
    [0]=>
    string(23) "ビサヤ(ビサイヤ)"
    [1]=>
    string(40) "http://onlinelanguage.info/?page_id=4598"
  }
  [3]=>
  array(2) {
    [0]=>
    string(9) "ビンゴ"
    [1]=>
    string(40) "http://onlinelanguage.info/?page_id=4598"
  }
  [4]=>
  array(2) {
    [0]=>
    string(12) "ベトナム"
    [1]=>
    string(40) "http://onlinelanguage.info/?page_id=4598"
  }
}

WordPress database error: [You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') AND meta_key = 'mother_tongue'' at line 3]
SELECT * FROM wp5_usermeta WHERE user_id IN() AND meta_key = 'mother_tongue'

Your mother tongue is .

WordPress database error: [You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') AND meta_key = 'mother_tongue'' at line 3]
SELECT * FROM wp5_usermeta WHERE user_id IN() AND meta_key = 'mother_tongue'

Your mother tongue is .