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