Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tran soc tre snippets" » "tran quoc tre snippets", "tran ngoc tre snippets", "trang son tre snippets", "tran moc tren snippets", "tran hoc tren 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: (((("tran soc tre snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran soc tre snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tran soc tre snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran soc tre snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.