Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"le manh ca snippets" » "le minh ca snippets", "le anh ca snippets", "le thanh ca snippets", "le manh cua snippets", "le manh cam snippets", "le danh ca 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: (((("le manh ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("le manh ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( le manh ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("le manh ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.