gistfile1.txt

		if ($lang === 'jp')
		{
			// Iterate through the terms and test if they contain Chinese.
			for ($i = 0, $n = count($terms); $i < $n; $i++)
			{
				$charMatches = array();
				$charCount = preg_match_all('#[\x{4E00}-\x{9FBF}]#mui', $terms[$i], $charMatches);
				$charCount += preg_match_all('#[\x{3040–\x{309F}]#mui', $terms[$i], $charMatches);
				$charCount += preg_match_all('#[\x{30A0}-\x{30FF}]#mui', $terms[$i], $charMatches);

				// Split apart any groups of Chinese characters.
				for ($j = 0; $j < $charCount; $j++)
				{
					$tSplit = JString::str_ireplace($charMatches[0][$j], '', $terms[$i], false);
					if (!empty($tSplit))
					{
						$terms[$i] = $tSplit;
					}
					else
					{
						unset($terms[$i]);
					}

					$terms[] = $charMatches[0][$j];
				}
			}

			// Reset array keys.
			$terms = array_values($terms);
		}