Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ban chan can snippets" » "dan chan can snippets", "ban than can snippets", "ban nhan can snippets", "ban chan nan snippets", "ban chan doan snippets", "ban phan cang 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: (((("ban chan can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ban chan can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ban chan can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban chan can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.