Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kon ung co snippets" » "kon rung co snippets", "toan ung co snippets", "tong ung co snippets", "kon dung co snippets", "kon dung cho snippets", "kon duong co 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: (((("kon ung co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kon ung co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kon ung co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kon ung co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.