Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dac phi cong snippets" » "dac phi code snippets", "dac thi cong snippets", "dac phan cong snippets", "dac pham cong snippets", "tac phi cong snippets", "dai phia cong snippets", "dang phi cong 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: (((("dac phi cong snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dac phi cong snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dac phi cong snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dac phi cong snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.