where do i search RIU?!!

can somebody tell me?i need imformation about topping.Give me what you know about it too please!!

Topping: https://www.rollitup.org/advanced-marijuana-cultivation/151706-uncle-bens-topping-technique-get.html

See attachment for search

herse another https://www.rollitup.org/general-marijuana-growing/13820-fimming-topping-101-a.html