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