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