Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong phu le snippets" » "dong phuc le snippets", "dung phu le snippets", "cong phu le snippets", "dong phu ly snippets", "dong phu la 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: (((("dong phu le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong phu le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong phu le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong phu le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.