SELECT c.*
FROM Contacts c
WHERE EXISTS (SELECT 'x'
FROM tblContact_Categories cc1
INNER JOIN tblCategoryTypes t
ON cc1.CategoryTypeID = t.CategoryTypeID
WHERE t.[Category Type] = 'car'
AND cc1.ContactID = c.ContactID)
AND EXISTS (SELECT 'x'
FROM tblContact_Categories cc1
INNER JOIN tblCategoryTypes t
ON cc1.CategoryTypeID = t.CategoryTypeID
WHERE t.[Category Type] = 'bike'
AND cc1.ContactID = c.ContactID)