Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pho tac so snippets" » "phoi tac so snippets", "pho tam so snippets", "nho tac so snippets", "pho tai so snippets", "pho tac co snippets", "pho tac su 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 tac 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: (((("pho tac so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pho tac so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pho tac so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.