Perhaps you should try some spelling variations:
"sensors application _ coding program" » "sensor application _ coding program" (Expand search), "sensor applications _ coding program" (Expand search), "sensing application _ coding program" (Expand search), "sensors application _ cloning program" (Expand search), "sensors application _ loading program" (Expand search), "sensors application _ cooling programs" (Expand search)
"advanced python programming coding problems" » "advanced python programming using problems" (Expand search), "advanced python programming code problems" (Expand search), "advanced python programming computing problems" (Expand search), "advanced method programming coding problems" (Expand search), "advanced path programming coding problems" (Expand search), "advanced symphony programming coding problems" (Expand search), "advanced python programming loading problems" (Expand search), "advanced python programming counting problems" (Expand search), "advanced python programming covering problems" (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: "((\"sensors application _ coding program\") OR (\"advanced python programming coding problems\"))~".
• Removing quotes may allow a broader search: (( sensors application _ coding program ) OR ( advanced python programming coding problems ))~.
• Adding a wildcard symbol may retrieve word variants: (("sensors application _ coding program") OR ("advanced python programming coding problems"))*.