Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan do benh slippers" » "phan bo benh slippers", "phan co benh slippers", "phan mo benh slippers", "phan doc benh slippers", "phan so benh slippers", "phan do ben slippers", "phan do benh slippery", "phan do benh 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: (((("phan do benh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan do benh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan do benh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan do benh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.