Haha for normal laugh.
Hehe for laughing at someones misfortune ( Schadenfreude)
Hoho and Hihi for laughing like an crazy idiot.
Muahahahha and buahahha for evil laughing and also at someone's misfortune.
Intel Core i7 8700K | 32 GB DDR 4 PC 3200 | ROG STRIX Z370-F Gaming | RTX 3090 FE| Crappy Monitor| HTC Vive Pro :3