Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dap choi chu snippets" » "dam choi chu snippets", "cap cho chu snippets", "tap chi chu snippets", "dap hoi chu snippets", "dap cho chu snippets", "dap choi cho 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: (((("dap choi chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dap choi chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dap choi chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dap choi chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.