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