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