Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bat cao hoat snippets" » "bat co hoat snippets", "bat cao chat snippets", "bat dan hoat snippets", "bao cao hoat snippets", "bat can hoat snippets", "bac cao hoat 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 cao hoat 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 cao hoat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bat cao hoat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bat cao hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.