Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh ngay he snippets" » "nhanh ngan he snippets", "hanh nghe he snippets", "thanh nga he snippets", "hanh ngay de snippets", "hanh ngay theo snippets", "hanh ngay hai 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 ("hanh ngay he snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("hanh ngay he snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( hanh ngay he snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("hanh ngay he snippets"))) or ("locating bug code snippets"))*.