Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc con so snippets" » "thuc co so snippets", "thuc can so snippets", "thuoc cong so snippets", "thuc cong so snippets", "thuc hon so snippets", "thuc con bo 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: (((("thuc con so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc con so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc con so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc con so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.