Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van tac can snippets" » "van tac code snippets", "van thac can snippets", "van tai can snippets", "van tan can snippets", "van tac van snippets", "van tac quan snippets", "van tac vang snippets"
"python using java snippets" » "python using data 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: (((("python using java snippets") or ("van tac can snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("van tac can snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( van tac can snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("van tac can snippets"))) or ("locating bug core snippets"))*.