Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"muc cho sinh snippets" » "luc cho sinh snippets", "nuoc cho sinh snippets", "muc chat sinh snippets", "muc cho dinh snippets", "muc cho minh snippets", "muc cho kinh snippets", "muc cho sinh slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("muc cho sinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("muc cho sinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( muc cho sinh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("muc cho sinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.