Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"data phan de snippets" » "data phan code snippets", "dam phan de snippets", "sat phan de snippets", "vat phan de snippets", "data phan le snippets", "data phan ve snippets", "data phan do snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("data phan de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("data phan de snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( data phan de snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("data phan de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.