Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoc can doc snippets" » "hoc can code snippets", "hoc dan doc snippets", "hoc cao doc snippets", "hoc cac doc snippets", "hoc nang doc snippets", "hoc than doc snippets", "hoc can dong 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: (((("hoc can doc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc can doc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hoc can doc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc can doc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.