Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoi chu cach snippets" » "hoi cuu cach snippets", "hoi chung cach snippets", "hoi chuc hach snippets", "hoi chuc cach 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: (((("hoi chu cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoi chu cach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoi chu cach snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi chu cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.