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