Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach cho can snippets" » "cach thoi can snippets", "danh cho can snippets", "cap cho can snippets", "cach cho cac snippets", "cach cho phan snippets", "cach cho cong 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: (((("cach cho 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: (((("cach cho can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cach cho can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach cho can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.