Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoa ve cac snippets" » "hoai ve cac snippets", "hoa vo cac snippets", "hoa vi cac snippets", "hoa va cac snippets", "hoa vien cac 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 ve cac 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 ve cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoa ve cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoa ve cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.