Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuoc san chi snippets" » "nuoc san chi snippets", "cuoc song chi snippets", "buoc sang chi snippets", "cuoc van chi snippets", "cuoc luan chi snippets", "cuoc toan chi snippets"
"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: (((("cuoc san chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuoc san chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuoc san chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuoc san chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.