Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mang cho ca snippets" » "sang cho ca snippets", "hang cho ca snippets", "tang cho ca snippets", "mang cho cac snippets", "mang cho can snippets", "mang cho cay 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: (((("mang cho ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mang cho ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mang cho ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mang cho ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.