Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi anh vo snippets" » "thi hanh vo snippets", "thi thanh vo snippets", "thich anh vo snippets", "thi anh va snippets", "thi anh co snippets", "thi anh so 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: (((("thi anh vo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi anh vo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi anh vo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi anh vo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.