Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trong va chu snippets" » "trong van chu snippets", "trong ca chu snippets", "trong cac chu snippets", "trong va che snippets", "trong va cau snippets", "trong va chi 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: (((("trong va 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: (((("trong va chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong va chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong va chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.