Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoa hang o2 snippets" » "hoa hang code snippets", "hoat hang o2 snippets", "hoa lang o2 snippets", "hoa han o2 snippets", "hoa hang hoa snippets", "hoa hang rok snippets", "hoa hang ton 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: (((("hoa hang o2 snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoa hang o2 snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hoa hang o2 snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoa hang o2 snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.