Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoa cau cho snippets" » "hoa cac cho snippets", "hoa dau cho snippets", "hoa mau cho snippets", "hoa cap cho snippets", "hoa cao cho snippets", "hoa cu cho 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 cau cho 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 cau cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoa cau cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoa cau cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.