Perhaps you should try some spelling variations:
"python using java slippery" » "python using data slippery", "python using java slippers"
"he cay trong grippers" » "he cac trong grippers", "he can trong grippers", "he cao trong grippers", "he cay trong slippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets", "locating bug code slippers"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("he cay trong grippers") or ("python using java slippery"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("he cay trong grippers") OR ("python using java slippery"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( he cay trong grippers ) or ( python using java slippery ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("he cay trong grippers") or ("python using java slippery"))) or ("locating bug code snippets"))*.