Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoc doi du snippets" » "hoc doi code snippets", "hoc dai du snippets", "hoc noi du snippets", "hoc moi du snippets", "hoc doi dau snippets", "hoc doi deu snippets", "hoc doi duy 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 doi du 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 doi du snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hoc doi du snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc doi du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.