Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"song cua duc snippets" » "cong cua duc snippets", "dong cua duc snippets", "huong cua duc snippets", "song cua tuc snippets", "song cua nuoc snippets", "song cua quoc snippets", "song cua duc 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: (((("song cua duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("song cua duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( song cua duc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("song cua duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.