Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hut van canh snippets" » "hut van anh snippets", "hut van hanh snippets", "hut van manh snippets", "hat van canh snippets", "hut dan canh snippets", "hut va canh 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: (((("hut van canh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hut van canh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hut van canh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hut van canh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.