Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tran ly he snippets" » "toan ly he snippets", "tran sy he snippets", "tran duy he snippets", "tran ly ha snippets", "tran ly ke snippets", "tran ly ve 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 ly he 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 ly he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tran ly he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran ly he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.