Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat hat doi snippets" » "hat phat doi snippets", "thuat hat doi snippets", "hat nhan doi snippets", "hat hoat doi snippets", "hat thay doi snippets", "hat 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: (((("hat 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: (((("hat hat doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat hat doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat hat doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.