Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu ca dao slippers" » "thu cua dao slippers", "thu ha dao slippers", "thu ba dao slippers", "thu ca dao slippery", "thu ca dao 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: (((("thu ca dao slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu ca dao slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu ca dao slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu ca dao slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.