I need help finding an anime to buy its called when they cry ( higurashi no naku koro ni) all seasons?

i am looking for the anime... when they cry or the ...Japanese translation ...higurashi no naku koro ni ...there are three seasons and i would like to buy all three i looked on amazon.com and can find only the first season the first season is called... higurashi no naku koro ni ...the second one is called ....Higurashi no Naku Koro ni Kai... and the third season is called ...Higurashi no Naku Koro ni Rei ... and if you can help me on one other thing about the third season i look on wikipedia on a href="http://en.wikipedia.org/wiki/List_of_When_They_Cry_episodes" rel="nofollow"http://en.wikipedia.org/wiki/List_of_Whe…/a and it says the third season only has 5 episodes and on some anime websites that you can watch them they only have 5 too is there any way you could find out if they stopped making the third season or are they still making it i would appreciate it and hopefully one more thing lol i know this is a lot but when i look to watch when they cry ( higurashi no naku koro ni) i can only find the fist season to watch and cant find the second season to watch could you find a website that is free where i can watch the second season .. if you find a place to buy them at they could either be English dubbed or Japanese voice and English subtitles .. either one is fine please help me and if you do thank you