Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chua tu du snippets" » "chu tu du snippets", "cua tu du snippets", "chua cu du snippets", "chua tu duy snippets", "chua tu dau snippets", "chua tru du 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: (((("chua tu du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chua tu du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chua tu du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chua tu du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.