Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh nha ve snippets" » "thanh nha ve snippets", "hanh nhan ve snippets", "hang nha ve snippets", "hanh nhat ve snippets", "hanh nha va 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 nha ve 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 nha ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh nha ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh nha ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.