Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"con tran anh snippets" » "con than anh snippets", "con trai anh snippets", "con trau anh snippets", "con tran manh snippets", "con tuan anh snippets", "con tran thanh snippets", "con tran anh slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("con tran anh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("con tran anh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con tran anh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con tran anh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.