Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi mang cho snippets" » "thi nang cho snippets", "thi hang cho snippets", "tri mang cho snippets", "thi sang cho snippets", "thi tang cho 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: (((("thi mang cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi mang cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi mang cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi mang cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.