Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuu luoc can snippets" » "muu luoc can snippets", "cuu duoc can snippets", "cuu thuoc can snippets", "cuu luc canh snippets", "cuu hoc can snippets", "cuu luoc dai 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 luoc can 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 luoc can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuu luoc can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuu luoc can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.