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