Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pho hat doi snippets" » "pho ha doi snippets", "pho hai doi snippets", "ho hat doi snippets", "pho hoat doi snippets", "pho thay doi snippets", "pho hang doi 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: (((("pho hat doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pho hat doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pho hat doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pho hat doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.