Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"san dat ngoc snippets" » "san dat nuoc snippets", "san dau ngoc snippets", "san dang ngoc snippets", "dan dat ngoc snippets", "ban dat ngoc snippets", "san dam ngoc snippets", "san dat ngoc 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: (((("san dat ngoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("san dat ngoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( san dat ngoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("san dat ngoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.