Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sinh hoc php slippers" » "sinh hoc phap slippers", "sinh hoc pho slippers", "sinh hoc phe slippers", "dinh hoc php slippers", "minh hoc php slippers", "kinh hoc php slippers", "sinh hoc php slippery", "sinh hoc php grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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: (((("sinh hoc php slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sinh hoc php slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sinh hoc php slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sinh hoc php slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.