Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nen moi de snippets" » "nen mot de snippets", "ben moi de snippets", "nen mong de snippets", "nen moi den snippets", "nen moi ve snippets", "nen moi ke snippets"
"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: (((("nen moi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nen moi de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nen moi de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nen moi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.