Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"term va dung snippets" » "term van dung snippets", "term va duong snippets", "term vat dung snippets", "terms va dung snippets", "term va dung slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("term va dung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("term va dung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( term va dung snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("term va dung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.