Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"son lua cua snippets" » "son la cua snippets", "song cua cua snippets", "von luan cua snippets", "son qua cua snippets", "son xua cua 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: (((("son lua cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("son lua cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( son lua cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("son lua cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.