Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoi tai cho snippets" » "hoc tai cho snippets", "hoi trac cho snippets", "hoi tai chi snippets", "hoi tai co snippets", "hoi lai 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: (((("hoi tai 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: (((("hoi tai cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoi tai cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi tai cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.