Possible Clues:

• Title words repeated in a 1974 song after 'Como una promesa …'
• '70s hit song
• 1974 ballad subtitled 'Touch the Wind'
• 1974 Mocedades hit subtitled "Touch the Wind"
• 1974 hit whose title is sung twice after 'Como una promesa'
• 1970s Mocedades hit that translates to 'It's You'
• 1974 Billboard hit with Spanish lyrics
• 1974 hit whose title translates to "It Is You"
• Mocedades song covered by Eydie Gormé as 'Touch the Wind'
• Mocedades song covered by Eydie Gormé as "Touch the Wind"