Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phu hoi do8 snippets" » "phuc hoi do8 snippets", "phu doi do8 snippets", "thu hoi do8 snippets", "phu hoi doi snippets", "phu hoi dong snippets", "phu hoi doai 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: (((("phu hoi do8 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phu hoi do8 snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phu hoi do8 snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phu hoi do8 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.