Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tang dan can snippets" » "tang dan code snippets", "tang van can snippets", "tung dan can snippets", "tang luan can snippets", "tang dan chan snippets", "tang dan canh snippets", "tang dan ca 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: (((("tang dan can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tang dan can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tang dan can snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tang dan can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.