What were the top searches on Valentine’s Day? Search provides insight into intent. So to get a pulse on the day, Bing mined its search index to get a sense for the top love-related search terms. During the past week searches for dating sites have spiked 15%. During the 24 prior to Feb. 14, Free Divorce on Valentine’s Day ranked No. 1, followed by Dating tips for Valentine's Day, Valentine's Day quotes, and Valentine’s Day gift ideas.