Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lang van va slippers" » "dang van va slippers", "tang van va slippers", "hoang van va slippers", "lang van vat slippers", "lang van van slippers", "lang ban va slippers", "lang van va slippery", "lang van va grippers"
"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: (((("lang van va slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lang van va slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lang van va slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lang van va slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.