Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doi dan he snippets" » "doi dan code snippets", "hoi dan he snippets", "doi ban he snippets", "doi dau he snippets", "doi dan ve snippets", "doi dan de snippets", "doi dan ke 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: (((("python using java snippets") or ("doi dan he snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("doi dan he snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( doi dan he snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("doi dan he snippets"))) or ("locating bug core snippets"))*.