Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cap duc con snippets" » "cao duc con snippets", "cap nuoc con snippets", "giap duc con snippets", "cap duc cong snippets", "cap duc ton snippets", "cap duc cuong 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: (((("cap duc con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cap duc con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cap duc con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cap duc con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.