Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lang bao cua snippets" » "lang ban cua snippets", "lang cao cua snippets", "hoang bao cua snippets", "lang bai cua snippets", "lang bao lua 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: (((("lang bao cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lang bao cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lang bao cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lang bao cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.