Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duc son da snippets" » "duc son code snippets", "duc ton da snippets", "duc con da snippets", "duy son da snippets", "duc song da snippets", "duc son la snippets", "duc son ha snippets"
"python using java snippets" » "python using data 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: (((("duc son da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc son da snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( duc son da snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc son da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.