Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat dang do snippets" » "hai dang do snippets", "hat dan do snippets", "ha dang do snippets", "hat nang doc snippets", "hat dung doi snippets", "hat dang duc 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 dang do 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 dang do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat dang do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat dang do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.