Perhaps you should try some spelling variations:
"python using java grippers" » "python using data grippers", "python using java slippers"
"nhap van ham slices" » "nha van ham slices", "nhan van ham slices", "phap van ham slices", "nhap van tham slices", "nhap van pham slices", "nhap van nam slices"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets", "locating bug code slippers"

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: "((((\"python using java grippers\") OR (\"nhap van ham slices\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( python using java grippers ) OR ( nhap van ham slices ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java grippers") OR ("nhap van ham slices"))) OR ("locating bug code snippets"))*.