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