Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sat anh trac slippers" » "sat sinh trac slippers", "sat anh tuan slippers", "sat anh thuc slippers", "nhat anh trac slippers", "sat anh trac slippery", "sat anh trac 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: (((("sat anh trac slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sat anh trac slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sat anh trac slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sat anh trac slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.