Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh mau di snippets" » "thanh mau di snippets", "anh mau di snippets", "hanh ma di snippets", "hanh mau de snippets", "hanh mau do 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: (((("hanh mau 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: (((("hanh mau di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh mau di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh mau di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.