Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bat cua cho snippets" » "ban cua cho snippets", "mat cua cho snippets", "bai cua cho snippets", "bat cua chu snippets", "bat cua co snippets", "bat cua cha 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: (((("bat cua 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: (((("bat cua cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bat cua cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bat cua cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.