Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"doc tu hung snippets" » "doc tu chung snippets", "doc tu nhung snippets", "doc tu vung snippets", "duoc tu hung snippets", "hoc tu hung snippets", "duc tu hung snippets", "doc tu hung slippers"

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: (((("doc tu hung snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doc tu hung snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( doc tu hung snippets ) or ( python using java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doc tu hung snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.