Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duoc dai cu snippets" » "duc dai cu snippets", "luoc dai cu snippets", "duoc dan cu snippets", "duoc dai cua snippets", "duoc dai tu snippets", "duoc dai xu 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 dai cu 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 dai cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duoc dai cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duoc dai cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.