Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mot cach lon snippets" » "loi cach lon snippets", "mot cach con snippets", "mot cach hoan snippets", "mot cac lop 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: (((("mot cach lon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mot cach lon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mot cach lon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mot cach lon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.