Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"man lam chat snippets" » "man dam chat snippets", "man luan chat snippets", "man cao chat snippets", "mang lam chat snippets", "van lam chat 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: (((("man lam chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("man lam chat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( man lam chat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("man lam chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.