Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ngoc que chu snippets" » "ngoc hue chu snippets", "ngoc quy chu snippets", "ngoc quyen chu snippets", "ngoc qua chu snippets", "ngoc quan chu snippets", "ngoc quen thu 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: (((("ngoc que chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngoc que chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ngoc que chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngoc que chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.