Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nen mot ve snippets" » "nen mong ve snippets", "vien mot ve snippets", "nen moi ve snippets", "nen mot ke snippets", "nen mat ve 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 mot ve 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 mot ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nen mot ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nen mot ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.