I don't understand what you are trying to ask. If you are trying to say "How do you say Happy Valentines Day in a different language" it is very simple. Just use translators from the online world, or buy a dictionary for the language you want to say it in.
The best location to buy hallmark cards online is at http://www.hallmark.com/online. They have different kinds of cards you can go through and are organized in a nice fashion. The best part about buying them at this website is that you can personalize the cards. They are extra special.