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