Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hong vot con snippets" » "hong viet con snippets", "khong voi con snippets", "long vuot con snippets", "hong mot con snippets", "hong vat con snippets", "hong vit con 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: (((("hong vot con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hong vot con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hong vot con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hong vot con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.