Perhaps you should try some spelling variations:
"coder coder learning unit hydrogram" » "coder codes learning unit hydrogram" (Expand search), "coder modern learning unit hydrogram" (Expand search), "coder model learning unit hydrogram" (Expand search), "coder coder learning unit hydrograph" (Expand search), "coder coder learning using hydrogram" (Expand search), "coder decoder learning unit hydrogram" (Expand search), "code code learning unit hydrogram" (Expand search), "decoder codec learning unit hydrogram" (Expand search)
"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)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coder learning unit hydrogram") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder learning unit hydrogram\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder learning unit hydrogram ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder learning unit hydrogram") OR ("api python python python programming"))*.