Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tra hoat doi snippets" » "trang hoat doi snippets", "toan hoat doi snippets", "tran hoai doi snippets", "tra hoa doi snippets", "tra hat doi snippets", "tra hoat dong 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: (((("tra hoat doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tra hoat doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tra hoat doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tra hoat doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.