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