This video tutorial explains how to achieve the crochet linked hearts motif, which can be used in a variety of different crochet patterns
Heart 1: ch22, insert hk into 2nd ch from hk & slst2tog, ch4, slst to join (the wrong side of your work (bumpy side)) in very first ch, ch1 𝓜, sc1 into the same st you just slst into, sc6, 3sc, sc6, 2sc, sc1, 2sc, sc2, slst2 (for the 1st slst, insert your hk into the lower peak of the heart in order to cover the small space with yarn (watch video tutorial below at 4:39), sc2, 2sc, sc1, 2sc in 𝓜, slst in the next st, fasten off and weave in ends.
(30 total stitches)
Heart 2: ch22, insert hk into 2nd ch from hk & slst2tog, ch4, Drop the tail through Heart 1, slst to join (the wrong side of your work (bumpy side)) in very first ch (Both hearts are now joined), ch1 𝓜, sc1 into the same st you just slst into, sc6, 3sc, sc6, 2sc, sc1, 2sc, sc2, slst2 (for the 1st slst, insert your hk into the lower peak of the heart in order to cover the small space with yarn (watch video tutorial below at 4:39), sc2, 2sc, sc1, 2sc in 𝓜, slst in the next st, tie off and weave in ends.
(30 total stitches)
Heart 3+: Complete instructions for Heart 2 until you reach your desired number of hearts.
Notes: slst's do not count as st's