Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duoc cua ve snippets" » "duoc sua ve snippets", "nuoc cua ve snippets", "doc cua ve snippets", "duoc cua vi snippets", "duoc cua te snippets", "duoc cua vu 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: (((("duoc cua ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duoc cua ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duoc cua ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duoc cua ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.