Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lan thu chu snippets" » "van thu chu snippets", "luan thuc chu snippets", "dan thuc chu snippets", "lan thu chi snippets", "lan tu chu snippets", "lan phu chu 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: (((("python using java snippets") or ("lan thu chu snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("lan thu chu snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( lan thu chu snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("lan thu chu snippets"))) or ("locating bug code snippets"))*.