Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trinh vu tu slippers" » "trinh va tu slippers", "trinh ve tu slippers", "trinh vi tu slippers", "trinh vu tru slippers", "trinh vu thu slippers", "trinh vu tu slippery", "trinh vu tu grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("trinh vu tu 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 vu tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh vu tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh vu tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.