we bought an old folk houses and a forest. Look at it. Rebuilding the earthen retaining wall defeated by the rainy season. desk-bound mans, but we are gradually building up my muscles!
It is good you are continuing to address the situation. If you have the ability to hire a soil engineer to assess the slope and design a good solution, you might find the best way to protect the slope from further erosion.
You've only aimed it directly toward your house. The thing about hills that are prone to slide is height Vs. length of the slope. If you can not lower the overall height of the hill - you have to extend the base of the hill out in order to lower the weight per sq foot/meter etc. of soil. It's like tipping a plate with food on it, at 45 degrees the food is much more likely to slide off, at 25 degrees it is much less likely to slide off. Drainage helps, but those tiny pipes you put in will clog very quickly once a few sticks get lodged inside of them and you almost certainly will not be able to extract them. You've made a bad situation worse.