Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoa cong ve snippets" » "cua cong ve snippets", "va cong ve snippets", "hoa co ve snippets", "hoa cuong ve snippets", "hoa cong va snippets", "hoa long ve snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 cong ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoa cong ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoa cong ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoa cong ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.