Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhanh gon le snippets" » "nhanh hon le snippets", "nhanh giong le snippets", "nhanh ngan le snippets", "nhanh son le 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: (((("nhanh gon le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhanh gon le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhanh gon le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhanh gon le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.