Perhaps you should try some spelling variations:
"active application python python programming" » "active replication python python programming" (Expand search), "activity application python python programming" (Expand search), "native applications python python programming" (Expand search), "active application method python programming" (Expand search), "active aplicativo python python programming" (Expand search), "active application methods python programming" (Expand search), "active application pythons python programming" (Expand search), "active application piton python programming" (Expand search), "active application pitons python programming" (Expand search)
"and convolutional code tracking problems" » "and convolutional codes tracking problems" (Expand search), "and convolutional and tracking problems" (Expand search), "and convolucional cnn tracking problems" (Expand search), "and conventional code tracking problems" (Expand search), "of convolutional code tracking problems" (Expand search), "_ convolutional code tracking problems" (Expand search), "and convolutional code tracking problem" (Expand search), "and convolutional code packing problems" (Expand search), "and convolutional code teaching problems" (Expand search), "and convolutional code tracing problems" (Expand search), "and convolutional model tracking problems" (Expand search), "and convolutional body tracking 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: "((\"and convolutional code tracking problems\") OR (\"active application python python programming\"))~".
• Removing quotes may allow a broader search: (( and convolutional code tracking problems ) OR ( active application python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("and convolutional code tracking problems") OR ("active application python python programming"))*.