Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh tong co snippets" » "hanh trong co snippets", "han tong co snippets", "hanh dong co snippets", "hanh tong cot snippets", "hanh thong co 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 tong co 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 tong co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh tong co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh tong co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.