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