Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh tin co snippets" » "hanh tinh co snippets", "hanh trinh co snippets", "nhanh tinh co snippets", "hanh tin so snippets", "hanh tinh cao 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 tin 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 tin co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh tin co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh tin co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.