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