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