Perhaps you should try some spelling variations:
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa python python python programming" (Expand search), "manim python python python programming" (Expand search)
"coder coding coding avl tree" » "coder coding decoding avl tree" (Expand search), "coder coding using avl tree" (Expand search), "coder coding canine avl tree" (Expand search), "modern coding coding avl tree" (Expand search), "color coding coding avl tree" (Expand search), "odor coding coding avl tree" (Expand search), "coder coding coding av1 tree" (Expand search), "coder coding coding vl tree" (Expand search), "coder coding coding and tree" (Expand search), "coder coding coding at tree" (Expand search), "coder coding coding are tree" (Expand search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding coding avl tree\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coding coding avl tree ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coding coding avl tree") OR ("api python python python programming"))*.