Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"down vu dang snippets" » "doan vu dang snippets", "down su dang snippets", "down vu quang snippets", "down cua dang snippets", "down vu dang slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("down vu dang snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("down vu dang snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( down vu dang snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("down vu dang snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.