Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bac van duoc slippers" » "bac van duc slippers", "bac vat duoc slippers", "bac tan duoc slippers", "bach van duoc slippers", "cac van duoc slippers", "ban van duoc slippers", "bac van duoc slippery", "bac van duoc grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("bac van duoc slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bac van duoc slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bac van duoc slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bac van duoc slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.