Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tuc vong so snippets" » "huy vong so snippets", "duc cong so snippets", "tuc tang so snippets", "tuc cong so snippets", "tuc dong so snippets", "tuc vong lo 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: (((("tuc vong so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tuc vong so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tuc vong so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tuc vong so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.