Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tich cac me snippets" » "tich va me snippets", "tich bao me snippets", "tich cac he snippets", "tich cac ke snippets", "tich cac le 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: (((("tich cac me snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tich cac me snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tich cac me snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tich cac me snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.