Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuu sinh con snippets" » "cuu tinh con snippets", "cua sinh con snippets", "cho sinh con snippets", "cuu sinh cong snippets", "cuu sinh ton snippets", "cuu sinh co 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: (((("cuu sinh con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuu sinh con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuu sinh con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuu sinh con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.