Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoi cho do snippets" » "hoi cho code snippets", "hoi chu do snippets", "hoi co do snippets", "hoc cho do snippets", "hoi cho dao snippets", "hoi cho doi snippets", "hoi cho ro 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: (((("hoi cho do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoi cho do snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hoi cho do snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi cho do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.