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