Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi va ton snippets" » "thi van ton snippets", "thi ha ton snippets", "phi va ton snippets", "thi va toan snippets", "thi va tong snippets", "thi va tin 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: (((("thi va ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi va ton snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi va ton snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi va ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.