Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoa doi te snippets" » "hoa dai te snippets", "hoc doi te snippets", "xoa doi te snippets", "hoa doi tw snippets", "hoa doi de snippets", "hoa toi te 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 doi te 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 doi te snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoa doi te snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoa doi te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.