1st coral is a pink birdsnest
2nd looks like a green slimer or a stag
3rd is a type of montipora
4th is another type of slimer
these are very hard corals to keep and need halide or strong t-5 lighting, they also need lots of flow. Your params need to be in check and have a low nutrient system. Ca needs to be around 420-450,alk 10, magnesium 1350,